ip_project.sql

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--
-- Database: `ip project`
--

-- --------------------------------------------------------

--
-- Table structure for table `admin`
--

CREATE TABLE `admin` (
  `Name` varchar(250) NOT NULL,
  `email` varchar(250) NOT NULL,
  `pass` varchar(250) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;

--
-- Dumping data for table `admin`
--

INSERT INTO `admin` (`Name`, `email`, `pass`) VALUES
('Sojib ', 'admin.@gmail.com', '1234');

-- --------------------------------------------------------

--
-- Table structure for table `problems`
--

CREATE TABLE `problems` (
  `Name` varchar(100) NOT NULL,
  `Solved_By` varchar(150) NOT NULL,
  `Problem_ID` varchar(50) NOT NULL,
  `Link` varchar(150) NOT NULL,
  `Rating` int(15) NOT NULL,
  `Tags` varchar(100) NOT NULL,
  `Solved` int(10) NOT NULL,
  `Attempted` int(10) NOT NULL,
  `Last_Update` varchar(30) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;

--
-- Dumping data for table `problems`
--

INSERT INTO `problems` (`Name`, `Solved_By`, `Problem_ID`, `Link`, `Rating`, `Tags`, `Solved`, `Attempted`, `Last_Update`) VALUES
('Cooking Time', '-is-this-dft_', '101498F', 'https://codeforces.com/problemset/problem/101498/F', 0, '', 0, 3, '1680443994'),
('Sakally Soldier', '-is-this-dft_', '103158A', 'https://codeforces.com/problemset/problem/103158/A', 0, '', 1, 1, '1681582237'),
('Chocolates', '-is-this-dft_', '1139B', 'https://codeforces.com/problemset/problem/1139/B', 1000, 'greedy,implementation', 1, 3, '1681580002'),
('Lawnmower', '-is-this-dft_', '115B', 'https://codeforces.com/problemset/problem/115/B', 1500, 'greedy,sortings', 1, 6, '1683901386'),
('Cover it!', '-is-this-dft_', '1176E', 'https://codeforces.com/problemset/problem/1176/E', 1700, 'dfs and similar,dsu,graphs,shortest paths,trees', 1, 2, '1680789837'),
('The Doctor Meets Vader (Easy)', '-is-this-dft_', '1184B1', 'https://codeforces.com/problemset/problem/1184/B1', 1400, 'binary search,sortings', 1, 3, '1680113704'),
('Spiders', '-is-this-dft_', '120F', 'https://codeforces.com/problemset/problem/120/F', 1400, 'dp,greedy,trees', 1, 1, '1678883570'),
('Just Eat It!', '-is-this-dft_', '1285B', 'https://codeforces.com/problemset/problem/1285/B', 1300, 'dp,greedy,implementation', 1, 3, '1678870351'),
('Maximum White Subtree', '-is-this-dft_', '1324F', 'https://codeforces.com/problemset/problem/1324/F', 1800, 'dfs and similar,dp,graphs,trees', 1, 1, '1681060835'),
('Special Elements', '-is-this-dft_', '1352E', 'https://codeforces.com/problemset/problem/1352/E', 1500, 'brute force,implementation,two pointers', 1, 4, '1679499093'),
('Ternary String', '-is-this-dft_', '1354B', 'https://codeforces.com/problemset/problem/1354/B', 1200, 'binary search,dp,implementation,two pointers', 1, 1, '1681036350'),
('Subsequence Hate', '-is-this-dft_', '1363B', 'https://codeforces.com/problemset/problem/1363/B', 1400, 'implementation,strings', 1, 1, '1678846862'),
('Prefix Flip (Easy Version)', '-is-this-dft_', '1381A1', 'https://codeforces.com/problemset/problem/1381/A1', 1300, 'constructive algorithms,data structures,strings', 1, 1, '1680118773'),
('Prefix Flip (Hard Version)', '-is-this-dft_', '1381A2', 'https://codeforces.com/problemset/problem/1381/A2', 1700, 'constructive algorithms,data structures,implementation,strings,two pointers', 1, 1, '1680121634'),
('Nice Matrix', '-is-this-dft_', '1422B', 'https://codeforces.com/problemset/problem/1422/B', 1300, 'greedy,implementation,math', 1, 7, '1683901453'),
('Non-zero Segments', '-is-this-dft_', '1426D', 'https://codeforces.com/problemset/problem/1426/D', 1500, 'constructive algorithms,data structures,greedy,sortings', 1, 1, '1680023764'),
('Binary Search', '-is-this-dft_', '1436C', 'https://codeforces.com/problemset/problem/1436/C', 1500, 'binary search,combinatorics', 1, 1, '1682495660'),
('Plus and Multiply', '-is-this-dft_', '1542B', 'https://codeforces.com/problemset/problem/1542/B', 1500, 'constructive algorithms,math,number theory', 1, 2, '1680962117'),
('Mocha and Hiking', '-is-this-dft_', '1559C', 'https://codeforces.com/problemset/problem/1559/C', 1200, 'constructive algorithms,graphs', 1, 4, '1694104569'),
('Delete Two Elements', '-is-this-dft_', '1598C', 'https://codeforces.com/problemset/problem/1598/C', 1200, 'data structures,dp,implementation,math,two pointers', 1, 5, '1684219641'),
('XOR Specia-LIS-t', '-is-this-dft_', '1604B', 'https://codeforces.com/problemset/problem/1604/B', 1100, '', 1, 1, '1681577993'),
('Chat Ban', '-is-this-dft_', '1612C', 'https://codeforces.com/problemset/problem/1612/C', 1300, 'binary search,math', 1, 1, '1679308555'),
('String Building', '-is-this-dft_', '1671A', 'https://codeforces.com/problemset/problem/1671/A', 800, 'implementation', 1, 2, '1650641310'),
('Consecutive Points Segment', '-is-this-dft_', '1671B', 'https://codeforces.com/problemset/problem/1671/B', 1000, 'brute force,math,sortings', 1, 4, '1650643490'),
('I love AAAB', '-is-this-dft_', '1672B', 'https://codeforces.com/problemset/problem/1672/B', 800, 'constructive algorithms,implementation', 1, 5, '1683901767'),
('Number Transformation', '-is-this-dft_', '1674A', 'https://codeforces.com/problemset/problem/1674/A', 800, 'constructive algorithms,math', 1, 1, '1651508444'),
('Dictionary', '-is-this-dft_', '1674B', 'https://codeforces.com/problemset/problem/1674/B', 800, 'combinatorics,math', 1, 2, '1651508564'),
('Food for Animals', '-is-this-dft_', '1675A', 'https://codeforces.com/problemset/problem/1675/A', 800, 'greedy,math', 1, 2, '1651762128'),
('Digit Minimization', '-is-this-dft_', '1684A', 'https://codeforces.com/problemset/problem/1684/A', 800, 'constructive algorithms,games,math,strings', 1, 2, '1653884722'),
('Everything Everywhere All But One', '-is-this-dft_', '1686A', 'https://codeforces.com/problemset/problem/1686/A', 800, 'greedy', 1, 1, '1653886924'),
('Beat The Odds', '-is-this-dft_', '1691A', 'https://codeforces.com/problemset/problem/1691/A', 800, 'brute force,greedy,math', 1, 1, '1654009483'),
('Directional Increase', '-is-this-dft_', '1693A', 'https://codeforces.com/problemset/problem/1693/A', 1300, 'greedy', 0, 2, '1684218768'),
('Creep', '-is-this-dft_', '1694A', 'https://codeforces.com/problemset/problem/1694/A', 800, 'greedy,implementation', 1, 2, '1683901756'),
('Subrectangle Guess', '-is-this-dft_', '1695A', 'https://codeforces.com/problemset/problem/1695/A', 800, 'games', 0, 4, '1655567310'),
('3SUM Closure', '-is-this-dft_', '1698C', 'https://codeforces.com/problemset/problem/1698/C', 1300, 'brute force,data structures', 1, 7, '1676895925'),
('Luke is a Foodie', '-is-this-dft_', '1704B', 'https://codeforces.com/problemset/problem/1704/B', 1000, 'brute force,greedy,implementation', 1, 3, '1683901725'),
('Crossmarket', '-is-this-dft_', '1715A', 'https://codeforces.com/problemset/problem/1715/A', 800, 'constructive algorithms,greedy,math', 1, 1, '1661007176'),
('Beautiful Array', '-is-this-dft_', '1715B', 'https://codeforces.com/problemset/problem/1715/B', 1000, 'constructive algorithms,greedy,math', 1, 6, '1683901699'),
('Mainak and Array', '-is-this-dft_', '1726A', 'https://codeforces.com/problemset/problem/1726/A', 900, 'greedy,math', 1, 5, '1683901689'),
('Best Permutation', '-is-this-dft_', '1728B', 'https://codeforces.com/problemset/problem/1728/B', 800, 'constructive algorithms,greedy', 1, 2, '1682422626'),
('Digital Logarithm', '-is-this-dft_', '1728C', 'https://codeforces.com/problemset/problem/1728/C', 1400, 'data structures,greedy,sortings', 1, 1, '1682420495'),
('Planets', '-is-this-dft_', '1730A', 'https://codeforces.com/problemset/problem/1730/A', 800, 'data structures,greedy,sortings', 1, 1, '1664116883'),
('Minimum Notation', '-is-this-dft_', '1730C', 'https://codeforces.com/problemset/problem/1730/C', 1200, 'data structures,greedy,math,sortings', 1, 1, '1664122698'),
('Even Subarrays', '-is-this-dft_', '1731C', 'https://codeforces.com/problemset/problem/1731/C', 1700, 'bitmasks,brute force,hashing,math,number theory', 1, 3, '1679066704'),
('Ela Sorting Books', '-is-this-dft_', '1737A', 'https://codeforces.com/problemset/problem/1737/A', 900, 'greedy,implementation,strings', 1, 2, '1665157324'),
('Prefix Sum Addicts', '-is-this-dft_', '1738B', 'https://codeforces.com/problemset/problem/1738/B', 1200, 'constructive algorithms,greedy,math,sortings', 1, 2, '1683901653'),
('Factorise N+M', '-is-this-dft_', '1740A', 'https://codeforces.com/problemset/problem/1740/A', 800, 'constructive algorithms,number theory', 1, 3, '1667035189'),
('Jumbo Extra Cheese 2', '-is-this-dft_', '1740B', 'https://codeforces.com/problemset/problem/1740/B', 800, 'geometry,greedy,sortings', 1, 1, '1667039232'),
('Bricks and Bags', '-is-this-dft_', '1740C', 'https://codeforces.com/problemset/problem/1740/C', 1400, 'constructive algorithms,games,greedy,sortings', 1, 4, '1683901603'),
('Maxmina', '-is-this-dft_', '1746A', 'https://codeforces.com/problemset/problem/1746/A', 800, 'constructive algorithms,greedy', 1, 1, '1665844764'),
('The Ultimate Square', '-is-this-dft_', '1748A', 'https://codeforces.com/problemset/problem/1748/A', 800, 'math', 1, 1, '1668264019'),
('Cowardly Rooks', '-is-this-dft_', '1749A', 'https://codeforces.com/problemset/problem/1749/A', 800, 'greedy,implementation', 1, 1, '1666277162'),
('Death\'s Blessing', '-is-this-dft_', '1749B', 'https://codeforces.com/problemset/problem/1749/B', 900, 'greedy', 1, 1, '1666277895'),
('Number Game', '-is-this-dft_', '1749C', 'https://codeforces.com/problemset/problem/1749/C', 1400, 'binary search,data structures,games,greedy,implementation', 0, 5, '1666283888'),
('Indirect Sort', '-is-this-dft_', '1750A', 'https://codeforces.com/problemset/problem/1750/A', 800, 'constructive algorithms,implementation,math', 1, 2, '1668091954'),
('Maximum Substring', '-is-this-dft_', '1750B', 'https://codeforces.com/problemset/problem/1750/B', 800, 'brute force,greedy,implementation', 1, 3, '1683901565'),
('Complementary XOR', '-is-this-dft_', '1750C', 'https://codeforces.com/problemset/problem/1750/C', 1400, 'constructive algorithms,implementation', 1, 2, '1709037860'),
('Technical Support', '-is-this-dft_', '1754A', 'https://codeforces.com/problemset/problem/1754/A', 800, 'greedy', 1, 3, '1666512511'),
('Kevin and Permutation', '-is-this-dft_', '1754B', 'https://codeforces.com/problemset/problem/1754/B', 800, 'constructive algorithms,greedy,math', 1, 5, '1683901618'),
('SSeeeeiinngg DDoouubbllee', '-is-this-dft_', '1758A', 'https://codeforces.com/problemset/problem/1758/A', 800, 'constructive algorithms,strings', 1, 1, '1669390676'),
('XOR = Average', '-is-this-dft_', '1758B', 'https://codeforces.com/problemset/problem/1758/B', 900, 'constructive algorithms', 1, 1, '1669392252'),
('Almost All Multiples', '-is-this-dft_', '1758C', 'https://codeforces.com/problemset/problem/1758/C', 1400, 'greedy,number theory', 0, 8, '1669395048'),
('The Humanoid', '-is-this-dft_', '1759E', 'https://codeforces.com/problemset/problem/1759/E', 1500, 'brute force,dp,sortings', 1, 1, '1678969751'),
('Medium Number', '-is-this-dft_', '1760A', 'https://codeforces.com/problemset/problem/1760/A', 800, 'implementation,sortings', 1, 2, '1669041422'),
('Atilla\'s Favorite Problem', '-is-this-dft_', '1760B', 'https://codeforces.com/problemset/problem/1760/B', 800, 'greedy,implementation,strings', 1, 1, '1669041596'),
('Advantage', '-is-this-dft_', '1760C', 'https://codeforces.com/problemset/problem/1760/C', 800, 'data structures,implementation,sortings', 1, 5, '1669046890'),
('Challenging Valleys', '-is-this-dft_', '1760D', 'https://codeforces.com/problemset/problem/1760/D', 1000, 'implementation,two pointers', 1, 1, '1669042279'),
('Binary Inversions', '-is-this-dft_', '1760E', 'https://codeforces.com/problemset/problem/1760/E', 1100, 'data structures,greedy,math', 1, 8, '1681061235'),
('Quests', '-is-this-dft_', '1760F', 'https://codeforces.com/problemset/problem/1760/F', 1500, 'binary search,greedy,sortings', 1, 6, '1682457337'),
('SlavicG\'s Favorite Problem', '-is-this-dft_', '1760G', 'https://codeforces.com/problemset/problem/1760/G', 1700, 'bitmasks,dfs and similar,graphs', 1, 5, '1681069369'),
('Two Permutations', '-is-this-dft_', '1761A', 'https://codeforces.com/problemset/problem/1761/A', 800, 'brute force,constructive algorithms', 1, 3, '1668955891'),
('Elimination of a Ring', '-is-this-dft_', '1761B', 'https://codeforces.com/problemset/problem/1761/B', 1000, 'constructive algorithms,greedy,implementation', 1, 1, '1668959073'),
('Doremy\'s Paint', '-is-this-dft_', '1764A', 'https://codeforces.com/problemset/problem/1764/A', 800, 'greedy', 1, 1, '1669473914'),
('Doremy\'s Perfect Math Class', '-is-this-dft_', '1764B', 'https://codeforces.com/problemset/problem/1764/B', 900, 'math,number theory', 1, 2, '1669474691'),
('Greatest Convex', '-is-this-dft_', '1768A', 'https://codeforces.com/problemset/problem/1768/A', 800, 'greedy,math,number theory', 1, 1, '1672940031'),
('Koxia and Whiteboards', '-is-this-dft_', '1770A', 'https://codeforces.com/problemset/problem/1770/A', 1000, 'brute force,greedy', 1, 3, '1672413016'),
('Koxia and Permutation', '-is-this-dft_', '1770B', 'https://codeforces.com/problemset/problem/1770/B', 1000, 'constructive algorithms', 1, 3, '1672414277'),
('Flip Flop Sum', '-is-this-dft_', '1778A', 'https://codeforces.com/problemset/problem/1778/A', 800, 'greedy,implementation', 1, 1, '1675262366'),
('Hall of Fame', '-is-this-dft_', '1779A', 'https://codeforces.com/problemset/problem/1779/A', 800, 'constructive algorithms,greedy,strings', 1, 1, '1672757660'),
('MKnez\'s ConstructiveForces Task', '-is-this-dft_', '1779B', 'https://codeforces.com/problemset/problem/1779/B', 900, 'constructive algorithms,math', 1, 5, '1683901534'),
('Serval and Mocha\'s Array', '-is-this-dft_', '1789A', 'https://codeforces.com/problemset/problem/1789/A', 800, 'brute force,math,number theory', 1, 2, '1683901418'),
('Serval and Inversion Magic', '-is-this-dft_', '1789B', 'https://codeforces.com/problemset/problem/1789/B', 800, 'brute force,implementation,strings,two pointers', 1, 2, '1677337245'),
('Codeforces Checking', '-is-this-dft_', '1791A', 'https://codeforces.com/problemset/problem/1791/A', 800, 'implementation,strings', 1, 1, '1675435151'),
('Following Directions', '-is-this-dft_', '1791B', 'https://codeforces.com/problemset/problem/1791/B', 800, 'geometry,implementation', 1, 1, '1675435335'),
('Prepend and Append', '-is-this-dft_', '1791C', 'https://codeforces.com/problemset/problem/1791/C', 800, 'implementation,two pointers', 1, 1, '1675435526'),
('Distinct Split', '-is-this-dft_', '1791D', 'https://codeforces.com/problemset/problem/1791/D', 1000, 'brute force,greedy,strings', 1, 7, '1683901499'),
('Negatives and Positives', '-is-this-dft_', '1791E', 'https://codeforces.com/problemset/problem/1791/E', 1100, 'dp,greedy,sortings', 1, 1, '1675437361'),
('Teleporters (Easy Version)', '-is-this-dft_', '1791G1', 'https://codeforces.com/problemset/problem/1791/G1', 1100, 'greedy,sortings', 1, 1, '1675440451'),
('Typical Interview Problem', '-is-this-dft_', '1796A', 'https://codeforces.com/problemset/problem/1796/A', 800, 'brute force,implementation,strings', 1, 3, '1677595885'),
('Asterisk-Minor Template', '-is-this-dft_', '1796B', 'https://codeforces.com/problemset/problem/1796/B', 1000, 'implementation,strings', 1, 1, '1677597630'),
('Li Hua and Maze', '-is-this-dft_', '1797A', 'https://codeforces.com/problemset/problem/1797/A', 800, 'constructive algorithms,flows,graphs,greedy,implementation', 1, 1, '1680963591'),
('Li Hua and Pattern', '-is-this-dft_', '1797B', 'https://codeforces.com/problemset/problem/1797/B', 1100, 'constructive algorithms,greedy', 1, 6, '1680968111'),
('Recent Actions', '-is-this-dft_', '1799A', 'https://codeforces.com/problemset/problem/1799/A', 800, 'data structures,greedy,implementation,math', 1, 1, '1677509294'),
('Equalize by Divide', '-is-this-dft_', '1799B', 'https://codeforces.com/problemset/problem/1799/B', 1200, 'brute force,constructive algorithms,greedy,math', 1, 2, '1677513237'),
('Is It a Cat?', '-is-this-dft_', '1800A', 'https://codeforces.com/problemset/problem/1800/A', 800, 'implementation,strings', 1, 2, '1677768917'),
('Count the Number of Pairs', '-is-this-dft_', '1800B', 'https://codeforces.com/problemset/problem/1800/B', 1000, 'greedy,strings', 1, 2, '1677769755'),
('Powering the Hero (easy version)', '-is-this-dft_', '1800C1', 'https://codeforces.com/problemset/problem/1800/C1', 1000, 'data structures,greedy', 1, 2, '1677772985'),
('Powering the Hero (hard version)', '-is-this-dft_', '1800C2', 'https://codeforces.com/problemset/problem/1800/C2', 1100, 'data structures,greedy', 1, 1, '1677773009'),
('Remove Two Letters', '-is-this-dft_', '1800D', 'https://codeforces.com/problemset/problem/1800/D', 1200, 'data structures,greedy,hashing,strings', 1, 1, '1677775435'),
('Vaccination', '-is-this-dft_', '1804B', 'https://codeforces.com/problemset/problem/1804/B', 1000, 'greedy,implementation', 1, 8, '1678796459'),
('Pull Your Luck', '-is-this-dft_', '1804C', 'https://codeforces.com/problemset/problem/1804/C', 1500, 'brute force,greedy,math,number theory', 1, 2, '1678796348'),
('Plus or Minus', '-is-this-dft_', '1807A', 'https://codeforces.com/problemset/problem/1807/A', 800, 'implementation', 1, 1, '1679237851'),
('Grab the Candies', '-is-this-dft_', '1807B', 'https://codeforces.com/problemset/problem/1807/B', 800, 'greedy', 1, 1, '1679238038'),
('Find and Replace', '-is-this-dft_', '1807C', 'https://codeforces.com/problemset/problem/1807/C', 800, 'greedy,implementation,strings', 1, 1, '1679238650'),
('Odd Queries', '-is-this-dft_', '1807D', 'https://codeforces.com/problemset/problem/1807/D', 900, 'data structures,implementation', 1, 1, '1679240173'),
('Interview', '-is-this-dft_', '1807E', 'https://codeforces.com/problemset/problem/1807/E', 1300, 'binary search,implementation,interactive', 1, 2, '1679380209'),
('Beautiful Sequence', '-is-this-dft_', '1810A', 'https://codeforces.com/problemset/problem/1810/A', 800, 'brute force,greedy', 1, 1, '1680617728'),
('Candies', '-is-this-dft_', '1810B', 'https://codeforces.com/problemset/problem/1810/B', 800, 'constructive algorithms,math,number theory', 1, 1, '1680618677'),
('Insert Digit', '-is-this-dft_', '1811A', 'https://codeforces.com/problemset/problem/1811/A', 800, 'greedy,math,strings', 1, 2, '1680619277'),
('Conveyor Belts', '-is-this-dft_', '1811B', 'https://codeforces.com/problemset/problem/1811/B', 1000, 'implementation,math', 1, 1, '1680620253'),
('Restore the Array', '-is-this-dft_', '1811C', 'https://codeforces.com/problemset/problem/1811/C', 1100, 'constructive algorithms,greedy', 1, 5, '1683901315'),
('Coins', '-is-this-dft_', '1814A', 'https://codeforces.com/problemset/problem/1814/A', 800, 'implementation,math', 1, 1, '1680792121'),
('Long Legs', '-is-this-dft_', '1814B', 'https://codeforces.com/problemset/problem/1814/B', 1700, 'brute force,math', 0, 1, '1680793728'),
('Constructive Problem', '-is-this-dft_', '1820C', 'https://codeforces.com/problemset/problem/1820/C', 1300, 'constructive algorithms,greedy', 1, 7, '1682286456'),
('Making Anti-Palindromes', '-is-this-dft_', '1822E', 'https://codeforces.com/problemset/problem/1822/E', 1600, 'greedy,math,strings', 1, 4, '1682438156'),
('A-characteristic', '-is-this-dft_', '1823A', 'https://codeforces.com/problemset/problem/1823/A', 800, 'combinatorics,constructive algorithms,math', 1, 1, '1682607179'),
('Sort with Step', '-is-this-dft_', '1823B', 'https://codeforces.com/problemset/problem/1823/B', 900, 'brute force,math,sortings', 1, 1, '1682607616'),
('Strongly Composite', '-is-this-dft_', '1823C', 'https://codeforces.com/problemset/problem/1823/C', 1300, 'greedy,math,number theory', 1, 1, '1682613165'),
('LuoTianyi and the Show', '-is-this-dft_', '1825C', 'https://codeforces.com/problemset/problem/1825/C', 1400, 'greedy,sortings', 1, 1, '1683900810'),
('Divisible Array', '-is-this-dft_', '1828A', 'https://codeforces.com/problemset/problem/1828/A', 800, 'constructive algorithms,math', 1, 1, '1684075149'),
('Permutation Swap', '-is-this-dft_', '1828B', 'https://codeforces.com/problemset/problem/1828/B', 900, 'math,number theory', 1, 3, '1684076369'),
('Counting Orders', '-is-this-dft_', '1828C', 'https://codeforces.com/problemset/problem/1828/C', 1100, 'binary search,combinatorics,sortings', 1, 1, '1684077694'),
('Love Story', '-is-this-dft_', '1829A', 'https://codeforces.com/problemset/problem/1829/A', 800, 'implementation,strings', 1, 1, '1683383820'),
('Blank Space', '-is-this-dft_', '1829B', 'https://codeforces.com/problemset/problem/1829/B', 800, 'implementation', 1, 1, '1683383946'),
('Mr. Perfectly Fine', '-is-this-dft_', '1829C', 'https://codeforces.com/problemset/problem/1829/C', 800, 'bitmasks,greedy,implementation', 1, 1, '1683384337'),
('Gold Rush', '-is-this-dft_', '1829D', 'https://codeforces.com/problemset/problem/1829/D', 1000, 'brute force,dfs and similar,dp,implementation', 1, 2, '1683385552'),
('The Lakes', '-is-this-dft_', '1829E', 'https://codeforces.com/problemset/problem/1829/E', 1100, 'dfs and similar,dsu,graphs,implementation', 1, 1, '1683386066'),
('Forever Winter', '-is-this-dft_', '1829F', 'https://codeforces.com/problemset/problem/1829/F', 1300, 'dfs and similar,graphs,math', 1, 1, '1683388456'),
('New Palindrome', '-is-this-dft_', '1832A', 'https://codeforces.com/problemset/problem/1832/A', 800, 'strings', 1, 1, '1683904440'),
('Maximum Sum', '-is-this-dft_', '1832B', 'https://codeforces.com/problemset/problem/1832/B', 1100, 'brute force,sortings,two pointers', 0, 3, '1683904114'),
('Contrast Value', '-is-this-dft_', '1832C', 'https://codeforces.com/problemset/problem/1832/C', 1200, 'greedy,implementation', 1, 6, '1683912987'),
('Game with Reversing', '-is-this-dft_', '1834C', 'https://codeforces.com/problemset/problem/1834/C', 1200, 'games,greedy,math,strings', 0, 1, '1687973421'),
('Tenzing and Tsondu', '-is-this-dft_', '1842A', 'https://codeforces.com/problemset/problem/1842/A', 800, 'games,math', 1, 1, '1687615887'),
('Tenzing and Books', '-is-this-dft_', '1842B', 'https://codeforces.com/problemset/problem/1842/B', 1100, 'bitmasks,greedy,math', 1, 1, '1687617942'),
('Tenzing and Balls', '-is-this-dft_', '1842C', 'https://codeforces.com/problemset/problem/1842/C', 1500, 'dp', 0, 1, '1687620992'),
('We Were Both Children', '-is-this-dft_', '1850F', 'https://codeforces.com/problemset/problem/1850/F', 1300, 'brute force,implementation,math,number theory', 0, 4, '1690533400'),
('XOR Palindromes', '-is-this-dft_', '1867B', 'https://codeforces.com/problemset/problem/1867/B', 1100, 'bitmasks,constructive algorithms,strings', 1, 2, '1695830718'),
('Odd One Out', '-is-this-dft_', '1915A', 'https://codeforces.com/problemset/problem/1915/A', 800, 'bitmasks,implementation', 1, 1, '1703774253'),
('Not Quite Latin Square', '-is-this-dft_', '1915B', 'https://codeforces.com/problemset/problem/1915/B', 800, 'bitmasks,brute force,implementation', 1, 1, '1703774541'),
('Can I Square?', '-is-this-dft_', '1915C', 'https://codeforces.com/problemset/problem/1915/C', 800, 'binary search,implementation', 1, 5, '1703778117'),
('Unnatural Language Processing', '-is-this-dft_', '1915D', 'https://codeforces.com/problemset/problem/1915/D', 900, 'greedy,implementation,strings', 1, 1, '1703777785'),
('Romantic Glasses', '-is-this-dft_', '1915E', 'https://codeforces.com/problemset/problem/1915/E', 1300, 'data structures,greedy,math', 1, 2, '1703779170'),
('Vlad and the Best of Five', '-is-this-dft_', '1926A', 'https://codeforces.com/problemset/problem/1926/A', 800, 'implementation', 1, 1, '1708353401'),
('Vlad and Shapes', '-is-this-dft_', '1926B', 'https://codeforces.com/problemset/problem/1926/B', 800, 'geometry,implementation', 1, 1, '1708353678'),
('Vlad and a Sum of Sum of Digits', '-is-this-dft_', '1926C', 'https://codeforces.com/problemset/problem/1926/C', 1200, 'dp,implementation', 1, 1, '1708353952'),
('Vlad and Division', '-is-this-dft_', '1926D', 'https://codeforces.com/problemset/problem/1926/D', 1300, 'bitmasks,greedy', 1, 1, '1708355738'),
('Vlad and an Odd Ordering', '-is-this-dft_', '1926E', 'https://codeforces.com/problemset/problem/1926/E', 1500, 'binary search,bitmasks,data structures,dp,implementation,math,number theory', 1, 1, '1708358805'),
('Make it White', '-is-this-dft_', '1927A', 'https://codeforces.com/problemset/problem/1927/A', 800, 'greedy,strings', 1, 1, '1707231196'),
('Following the String', '-is-this-dft_', '1927B', 'https://codeforces.com/problemset/problem/1927/B', 900, 'constructive algorithms,greedy,strings', 1, 1, '1707231530'),
('Choose the Different Ones!', '-is-this-dft_', '1927C', 'https://codeforces.com/problemset/problem/1927/C', 1000, 'brute force,greedy,math', 1, 1, '1707232367'),
('Find the Different Ones!', '-is-this-dft_', '1927D', 'https://codeforces.com/problemset/problem/1927/D', 1300, 'binary search,brute force,data structures,dp,dsu,greedy,two pointers', 1, 4, '1707236867'),
('Thorns and Coins', '-is-this-dft_', '1932A', 'https://codeforces.com/problemset/problem/1932/A', 800, 'dp,greedy,implementation', 1, 1, '1708258142'),
('Chaya Calendar', '-is-this-dft_', '1932B', 'https://codeforces.com/problemset/problem/1932/B', 1100, 'number theory', 0, 1, '1708258984'),
('LR-remainders', '-is-this-dft_', '1932C', 'https://codeforces.com/problemset/problem/1932/C', 1400, 'brute force,data structures,implementation,math,two pointers', 1, 7, '1708261153'),
('Card Game', '-is-this-dft_', '1932D', 'https://codeforces.com/problemset/problem/1932/D', 1400, 'greedy,implementation', 1, 4, '1708264305'),
('Phone Desktop', '-is-this-dft_', '1974A', 'https://codeforces.com/problemset/problem/1974/A', 800, 'greedy,math', 1, 2, '1716216273'),
('Symmetric Encoding', '-is-this-dft_', '1974B', 'https://codeforces.com/problemset/problem/1974/B', 800, 'implementation,sortings,strings', 1, 1, '1716216750'),
('Beautiful Triple Pairs', '-is-this-dft_', '1974C', 'https://codeforces.com/problemset/problem/1974/C', 1400, 'combinatorics,data structures', 1, 2, '1717136165'),
('Ingenuity-2', '-is-this-dft_', '1974D', 'https://codeforces.com/problemset/problem/1974/D', 1400, 'constructive algorithms,greedy,implementation', 0, 1, '1716223760'),
('Renting Bikes', '-is-this-dft_', '363D', 'https://codeforces.com/problemset/problem/363/D', 1800, 'binary search,greedy', 1, 1, '1680502547'),
('Domino Effect', '-is-this-dft_', '405B', 'https://codeforces.com/problemset/problem/405/B', 1100, '', 0, 2, '1678899426'),
('Martian Dollar', '-is-this-dft_', '41B', 'https://codeforces.com/problemset/problem/41/B', 1400, 'brute force', 1, 3, '1681039509'),
('Jzzhu and Sequences', '-is-this-dft_', '450B', 'https://codeforces.com/problemset/problem/450/B', 1300, 'implementation,math', 1, 8, '1678899448'),
('Calculating Function', '-is-this-dft_', '486A', 'https://codeforces.com/problemset/problem/486/A', 800, 'implementation,math', 1, 4, '1669402665'),
('Team Olympiad', '-is-this-dft_', '490A', 'https://codeforces.com/problemset/problem/490/A', 800, 'greedy,implementation,sortings', 1, 1, '1664558753'),
('Marina and Vasya', '-is-this-dft_', '584C', 'https://codeforces.com/problemset/problem/584/C', 1700, 'constructive algorithms,greedy,strings', 1, 4, '1679751536'),
('Longest k-Good Segment', '-is-this-dft_', '616D', 'https://codeforces.com/problemset/problem/616/D', 1600, 'binary search,data structures,two pointers', 1, 3, '1680030775'),
('Hard Process', '-is-this-dft_', '660C', 'https://codeforces.com/problemset/problem/660/C', 1600, 'binary search,dp,two pointers', 1, 3, '1680000621'),
('Alyona and Mex', '-is-this-dft_', '682B', 'https://codeforces.com/problemset/problem/682/B', 1200, 'sortings', 1, 1, '1679721739'),
('Vacations', '-is-this-dft_', '698A', 'https://codeforces.com/problemset/problem/698/A', 1400, 'dp', 1, 1, '1667914870'),
('Curriculum Vitae', '-is-this-dft_', '846A', 'https://codeforces.com/problemset/problem/846/A', 1500, 'brute force,implementation', 1, 2, '1678779339'),
('Two-gram', '-is-this-dft_', '977B', 'https://codeforces.com/problemset/problem/977/B', 900, 'implementation,strings', 1, 2, '1679679526'),
('Remove Duplicates', '-is-this-dft_', '978A', 'https://codeforces.com/problemset/problem/978/A', 800, 'implementation', 1, 1, '1685463942'),
('File Name', '-is-this-dft_', '978B', 'https://codeforces.com/problemset/problem/978/B', 800, 'greedy,strings', 1, 2, '1685464397'),
('Letters', '-is-this-dft_', '978C', 'https://codeforces.com/problemset/problem/978/C', 1000, 'binary search,implementation,two pointers', 1, 1, '1685465073'),
('Delete from the Left', 'AJFaisal', '1005B', 'https://codeforces.com/problemset/problem/1005/B', 900, 'brute force,implementation,strings', 1, 1, '1696047001'),
('In Search of an Easy Problem', 'AJFaisal', '1030A', 'https://codeforces.com/problemset/problem/1030/A', 800, 'implementation', 1, 1, '1661590567'),
('Cover Points', 'AJFaisal', '1047B', 'https://codeforces.com/problemset/problem/1047/B', 900, 'geometry,math', 1, 1, '1696047059'),
('Blackjack', 'AJFaisal', '104A', 'https://codeforces.com/problemset/problem/104/A', 800, 'implementation', 1, 5, '1688594550'),
('Card Game', 'AJFaisal', '106A', 'https://codeforces.com/problemset/problem/106/A', 1000, 'implementation', 1, 4, '1708217393'),
('Margarite and the best present', 'AJFaisal', '1080B', 'https://codeforces.com/problemset/problem/1080/B', 900, 'math', 1, 4, '1695931644'),
('Ehab and subtraction', 'AJFaisal', '1088B', 'https://codeforces.com/problemset/problem/1088/B', 1000, 'implementation,sortings', 1, 1, '1698941846'),
('Palindromic Times', 'AJFaisal', '108A', 'https://codeforces.com/problemset/problem/108/A', 1000, 'implementation,strings', 1, 1, '1708059837'),
('Teams Forming', 'AJFaisal', '1092B', 'https://codeforces.com/problemset/problem/1092/B', 800, 'sortings', 1, 3, '1684428790'),
('Letters Rearranging', 'AJFaisal', '1093B', 'https://codeforces.com/problemset/problem/1093/B', 900, 'constructive algorithms,greedy,sortings,strings', 1, 1, '1695927369'),
('Array Stabilization', 'AJFaisal', '1095B', 'https://codeforces.com/problemset/problem/1095/B', 900, 'implementation', 1, 2, '1695745283'),
('NN and the Optical Illusion', 'AJFaisal', '1100C', 'https://codeforces.com/problemset/problem/1100/C', 1200, 'binary search,geometry,math', 0, 1, '1684432873'),
('Digital root', 'AJFaisal', '1107B', 'https://codeforces.com/problemset/problem/1107/B', 1000, 'math,number theory', 1, 1, '1698937606'),
('Nearly Lucky Number', 'AJFaisal', '110A', 'https://codeforces.com/problemset/problem/110/A', 800, 'implementation', 1, 5, '1660053526'),
('Emotes', 'AJFaisal', '1117B', 'https://codeforces.com/problemset/problem/1117/B', 1000, 'greedy,math,sortings', 1, 1, '1698826959'),
('Petya and Strings', 'AJFaisal', '112A', 'https://codeforces.com/problemset/problem/112/A', 800, 'implementation,strings', 1, 1, '1653301420'),
('Petya and Square', 'AJFaisal', '112B', 'https://codeforces.com/problemset/problem/112/B', 1200, 'implementation,math', 1, 1, '1706809958'),
('Nastya Is Playing Computer Games', 'AJFaisal', '1136B', 'https://codeforces.com/problemset/problem/1136/B', 1000, 'constructive algorithms,math', 1, 1, '1698817614'),
('Maximal Continuous Rest', 'AJFaisal', '1141B', 'https://codeforces.com/problemset/problem/1141/B', 900, 'implementation', 1, 3, '1695746234'),
('Parity Alternated Deletions', 'AJFaisal', '1144B', 'https://codeforces.com/problemset/problem/1144/B', 900, 'greedy,implementation,sortings', 1, 1, '1695662369'),
('Two Shuffled Sequences', 'AJFaisal', '1144C', 'https://codeforces.com/problemset/problem/1144/C', 1000, 'constructive algorithms,sortings', 1, 2, '1699527507'),
('Tiling Challenge', 'AJFaisal', '1150B', 'https://codeforces.com/problemset/problem/1150/B', 900, 'greedy,implementation', 1, 7, '1695491845'),
('Restoring Three Numbers', 'AJFaisal', '1154A', 'https://codeforces.com/problemset/problem/1154/A', 800, 'math', 1, 1, '1662392613'),
('Tram', 'AJFaisal', '116A', 'https://codeforces.com/problemset/problem/116/A', 800, 'implementation', 1, 2, '1688592739'),
('From Hero to Zero', 'AJFaisal', '1175A', 'https://codeforces.com/problemset/problem/1175/A', 900, 'implementation,math', 1, 2, '1668360066'),
('Merge it!', 'AJFaisal', '1176B', 'https://codeforces.com/problemset/problem/1176/B', 1100, 'math', 1, 2, '1671468325'),
('Equalize Prices', 'AJFaisal', '1183B', 'https://codeforces.com/problemset/problem/1183/B', 900, 'math', 1, 1, '1695459310'),
('String Task', 'AJFaisal', '118A', 'https://codeforces.com/problemset/problem/118/A', 1000, 'implementation,strings', 1, 2, '1671126654'),
('Present from Lena', 'AJFaisal', '118B', 'https://codeforces.com/problemset/problem/118/B', 1000, 'constructive algorithms,implementation', 1, 2, '1708062424'),
('Epic Game', 'AJFaisal', '119A', 'https://codeforces.com/problemset/problem/119/A', 800, 'implementation', 0, 2, '1688469316'),
('Make Product Equal One', 'AJFaisal', '1206B', 'https://codeforces.com/problemset/problem/1206/B', 900, 'dp,implementation', 1, 8, '1695408304'),
('Elevator', 'AJFaisal', '120A', 'https://codeforces.com/problemset/problem/120/A', 1000, 'brute force,implementation,math', 1, 1, '1708170242'),
('Quiz League', 'AJFaisal', '120B', 'https://codeforces.com/problemset/problem/120/B', 1100, 'implementation', 1, 1, '1708172939'),
('Shooting', 'AJFaisal', '1216B', 'https://codeforces.com/problemset/problem/1216/B', 900, 'greedy,implementation,sortings', 1, 1, '1695356666'),
('Lucky Array', 'AJFaisal', '121E', 'https://codeforces.com/problemset/problem/121/E', 2400, 'data structures', 0, 4, '1709545261'),
('Lucky Division', 'AJFaisal', '122A', 'https://codeforces.com/problemset/problem/122/A', 1000, 'brute force,number theory', 1, 2, '1708086095'),
('Ania and Minimizing', 'AJFaisal', '1230B', 'https://codeforces.com/problemset/problem/1230/B', 1000, 'greedy,implementation', 1, 4, '1697990420'),
('Grow The Tree', 'AJFaisal', '1248B', 'https://codeforces.com/problemset/problem/1248/B', 900, 'greedy,math,sortings', 1, 3, '1695297424'),
('Magic Stick', 'AJFaisal', '1257B', 'https://codeforces.com/problemset/problem/1257/B', 1000, 'math', 1, 1, '1698208383'),
('Dice Tower', 'AJFaisal', '1266B', 'https://codeforces.com/problemset/problem/1266/B', 1000, 'constructive algorithms,math', 1, 1, '1698247713'),
('New Year Garland', 'AJFaisal', '1279A', 'https://codeforces.com/problemset/problem/1279/A', 900, 'math', 1, 1, '1668342770'),
('Canvas Frames', 'AJFaisal', '127B', 'https://codeforces.com/problemset/problem/127/B', 1000, 'implementation', 0, 4, '1708220129'),
('Minutes Before the New Year', 'AJFaisal', '1283A', 'https://codeforces.com/problemset/problem/1283/A', 800, 'math', 1, 1, '1667842728'),
('Candies Division', 'AJFaisal', '1283B', 'https://codeforces.com/problemset/problem/1283/B', 900, 'math', 1, 1, '1667842162'),
('JOE is on TV!', 'AJFaisal', '1293B', 'https://codeforces.com/problemset/problem/1293/B', 1000, 'combinatorics,greedy,math', 1, 1, '1698249200'),
('Array with Odd Sum', 'AJFaisal', '1296A', 'https://codeforces.com/problemset/problem/1296/A', 800, 'math', 1, 3, '1664967243'),
('Food Buying', 'AJFaisal', '1296B', 'https://codeforces.com/problemset/problem/1296/B', 900, 'math', 1, 1, '1695230705'),
('Assigning to Classes', 'AJFaisal', '1300B', 'https://codeforces.com/problemset/problem/1300/B', 1000, 'greedy,implementation,sortings', 1, 1, '1696703521'),
('Bogosort', 'AJFaisal', '1312B', 'https://codeforces.com/problemset/problem/1312/B', 1000, 'constructive algorithms,sortings', 1, 1, '1684424922'),
('CopyCopyCopyCopyCopy', 'AJFaisal', '1325B', 'https://codeforces.com/problemset/problem/1325/B', 800, 'greedy,implementation', 1, 1, '1694241314'),
('Maximums', 'AJFaisal', '1326B', 'https://codeforces.com/problemset/problem/1326/B', 900, 'implementation,math', 1, 1, '1695144608'),
('Sum of Odd Integers', 'AJFaisal', '1327A', 'https://codeforces.com/problemset/problem/1327/A', 1100, 'math', 1, 4, '1672663370'),
('Divisibility Problem', 'AJFaisal', '1328A', 'https://codeforces.com/problemset/problem/1328/A', 800, 'math', 1, 3, '1661972259'),
('Middle Class', 'AJFaisal', '1334B', 'https://codeforces.com/problemset/problem/1334/B', 1100, 'greedy,sortings', 1, 2, '1671036543'),
('Candies and Two Sisters', 'AJFaisal', '1335A', 'https://codeforces.com/problemset/problem/1335/A', 800, 'math', 1, 1, '1662123892'),
('Construct the String', 'AJFaisal', '1335B', 'https://codeforces.com/problemset/problem/1335/B', 900, 'constructive algorithms', 1, 3, '1695143278'),
('Kana and Dragon Quest game', 'AJFaisal', '1337B', 'https://codeforces.com/problemset/problem/1337/B', 900, 'greedy,implementation,math', 1, 1, '1694765107'),
('HQ9+', 'AJFaisal', '133A', 'https://codeforces.com/problemset/problem/133/A', 900, 'implementation', 1, 3, '1666104297'),
('Square?', 'AJFaisal', '1351B', 'https://codeforces.com/problemset/problem/1351/B', 900, 'brute force,implementation,math', 1, 2, '1694630002'),
('Board Moves', 'AJFaisal', '1353C', 'https://codeforces.com/problemset/problem/1353/C', 1000, 'math', 1, 1, '1699510032'),
('Park Lighting', 'AJFaisal', '1358A', 'https://codeforces.com/problemset/problem/1358/A', 800, 'greedy,math', 1, 2, '1662941789'),
('Maria Breaks the Self-isolation', 'AJFaisal', '1358B', 'https://codeforces.com/problemset/problem/1358/B', 1000, 'greedy,sortings', 1, 1, '1696618513'),
('New Theatre Square', 'AJFaisal', '1359B', 'https://codeforces.com/problemset/problem/1359/B', 1000, 'brute force,dp,greedy,implementation,two pointers', 1, 1, '1696613867'),
('Honest Coach', 'AJFaisal', '1360B', 'https://codeforces.com/problemset/problem/1360/B', 800, 'greedy,sortings', 1, 1, '1694198801'),
('Short Substrings', 'AJFaisal', '1367A', 'https://codeforces.com/problemset/problem/1367/A', 800, 'implementation,strings', 1, 1, '1662552777'),
('Even Array', 'AJFaisal', '1367B', 'https://codeforces.com/problemset/problem/1367/B', 800, 'greedy,math', 1, 1, '1694207027'),
('Presents', 'AJFaisal', '136A', 'https://codeforces.com/problemset/problem/136/A', 800, 'implementation', 1, 1, '1661578877'),
('01 Game', 'AJFaisal', '1373B', 'https://codeforces.com/problemset/problem/1373/B', 900, 'games', 1, 1, '1667729813'),
('Multiply by 2, divide by 6', 'AJFaisal', '1374B', 'https://codeforces.com/problemset/problem/1374/B', 900, 'math', 1, 3, '1694627619'),
('Move Brackets', 'AJFaisal', '1374C', 'https://codeforces.com/problemset/problem/1374/C', 1000, 'greedy,strings', 1, 1, '1699506130'),
('Three Pairwise Maximums', 'AJFaisal', '1385A', 'https://codeforces.com/problemset/problem/1385/A', 800, 'math', 1, 1, '1663073000'),
('Restore the Permutation by Merger', 'AJFaisal', '1385B', 'https://codeforces.com/problemset/problem/1385/B', 800, 'greedy', 1, 1, '1662637998'),
('Fix You', 'AJFaisal', '1391B', 'https://codeforces.com/problemset/problem/1391/B', 800, 'brute force,greedy,implementation', 1, 2, '1694099544'),
('Substring Removal Game', 'AJFaisal', '1398B', 'https://codeforces.com/problemset/problem/1398/B', 800, 'games,greedy,sortings', 1, 1, '1694094316'),
('Remove Smallest', 'AJFaisal', '1399A', 'https://codeforces.com/problemset/problem/1399/A', 800, 'greedy,sortings', 1, 1, '1662463591'),
('Gifts Fixing', 'AJFaisal', '1399B', 'https://codeforces.com/problemset/problem/1399/B', 800, 'greedy', 1, 1, '1694091849'),
('Yet Another Two Integers Problem', 'AJFaisal', '1409A', 'https://codeforces.com/problemset/problem/1409/A', 800, 'greedy,math', 1, 5, '1662462663'),
('Minimum Product', 'AJFaisal', '1409B', 'https://codeforces.com/problemset/problem/1409/B', 1100, 'brute force,greedy,math', 1, 3, '1670779546'),
('Amusing Joke', 'AJFaisal', '141A', 'https://codeforces.com/problemset/problem/141/A', 800, 'implementation,sortings,strings', 1, 1, '1662123415'),
('Arrival of the General', 'AJFaisal', '144A', 'https://codeforces.com/problemset/problem/144/A', 800, 'implementation', 1, 1, '1661969662'),
('Strange Functions', 'AJFaisal', '1455A', 'https://codeforces.com/problemset/problem/1455/A', 800, 'math,number theory', 1, 1, '1665149258'),
('Favorite Sequence', 'AJFaisal', '1462A', 'https://codeforces.com/problemset/problem/1462/A', 800, 'implementation,two pointers', 1, 1, '1663998657'),
('Dungeon', 'AJFaisal', '1463A', 'https://codeforces.com/problemset/problem/1463/A', 1100, 'binary search,math', 1, 1, '1668620242'),
('Lucky Ticket', 'AJFaisal', '146A', 'https://codeforces.com/problemset/problem/146/A', 800, 'implementation', 1, 1, '1688380350'),
('Insomnia cure', 'AJFaisal', '148A', 'https://codeforces.com/problemset/problem/148/A', 800, 'constructive algorithms,implementation,math', 1, 1, '1661883457'),
('Business trip', 'AJFaisal', '149A', 'https://codeforces.com/problemset/problem/149/A', 900, 'greedy,implementation,sortings', 1, 1, '1667845335'),
('Travelling Salesman Problem', 'AJFaisal', '1503C', 'https://codeforces.com/problemset/problem/1503/C', 2200, 'binary search,data structures,dp,greedy,shortest paths,sortings,two pointers', 0, 1, '1659897306'),
('Sifid and Strange Subsequences', 'AJFaisal', '1529B', 'https://codeforces.com/problemset/problem/1529/B', 1100, 'greedy,math,sortings', 1, 1, '1671387203'),
('Odd Set', 'AJFaisal', '1542A', 'https://codeforces.com/problemset/problem/1542/A', 800, 'math', 1, 2, '1663778398'),
('I_love_\\%username\\%', 'AJFaisal', '155A', 'https://codeforces.com/problemset/problem/155/A', 800, 'brute force', 1, 2, '1662294923'),
('Casimir\'s String Solitaire', 'AJFaisal', '1579A', 'https://codeforces.com/problemset/problem/1579/A', 800, 'math,strings', 1, 2, '1663866929'),
('Next Round', 'AJFaisal', '158A', 'https://codeforces.com/problemset/problem/158/A', 800, '*special,implementation', 1, 1, '1653226152'),
('Twins', 'AJFaisal', '160A', 'https://codeforces.com/problemset/problem/160/A', 900, 'greedy,sortings', 1, 2, '1666100025'),
('Chat Ban', 'AJFaisal', '1612C', 'https://codeforces.com/problemset/problem/1612/C', 1300, 'binary search,math', 1, 2, '1684431904'),
('Make AP', 'AJFaisal', '1624B', 'https://codeforces.com/problemset/problem/1624/B', 900, 'implementation,math', 1, 1, '1667750810'),
('DIV + MOD', 'AJFaisal', '1650B', 'https://codeforces.com/problemset/problem/1650/B', 900, 'math', 1, 3, '1667818617'),
('Division?', 'AJFaisal', '1669A', 'https://codeforces.com/problemset/problem/1669/A', 800, 'implementation', 1, 1, '1662940064'),
('Burglar and Matches', 'AJFaisal', '16B', 'https://codeforces.com/problemset/problem/16/B', 900, 'greedy,implementation,sortings', 1, 2, '1696489132'),
('YES or YES?', 'AJFaisal', '1703A', 'https://codeforces.com/problemset/problem/1703/A', 800, 'brute force,implementation,strings', 1, 1, '1662564574'),
('Three Doors', 'AJFaisal', '1709A', 'https://codeforces.com/problemset/problem/1709/A', 800, 'brute force,greedy,implementation,math', 1, 3, '1659959349'),
('Perfect Permutation', 'AJFaisal', '1711A', 'https://codeforces.com/problemset/problem/1711/A', 800, 'constructive algorithms', 1, 3, '1659975259'),
('Traveling Salesman Problem', 'AJFaisal', '1713A', 'https://codeforces.com/problemset/problem/1713/A', 800, 'geometry,greedy,implementation', 0, 5, '1659962043'),
('Remove Prefix', 'AJFaisal', '1714B', 'https://codeforces.com/problemset/problem/1714/B', 800, 'data structures,greedy,implementation', 0, 3, '1659960582'),
('Minimum  Varied Number', 'AJFaisal', '1714C', 'https://codeforces.com/problemset/problem/1714/C', 800, 'greedy', 1, 2, '1659725142'),
('Phone Code', 'AJFaisal', '172A', 'https://codeforces.com/problemset/problem/172/A', 800, '*special,brute force,implementation', 1, 1, '1665490242'),
('Stripes', 'AJFaisal', '1742C', 'https://codeforces.com/problemset/problem/1742/C', 900, 'implementation', 1, 2, '1666049867'),
('Yes-Yes?', 'AJFaisal', '1759A', 'https://codeforces.com/problemset/problem/1759/A', 800, 'implementation,strings', 1, 1, '1668851329'),
('Good Matrix Elements', 'AJFaisal', '177A1', 'https://codeforces.com/problemset/problem/177/A1', 800, 'implementation', 1, 1, '1688329586'),
('Series of Crimes', 'AJFaisal', '181A', 'https://codeforces.com/problemset/problem/181/A', 800, 'brute force,geometry,implementation', 1, 1, '1694768082'),
('Love Story', 'AJFaisal', '1829A', 'https://codeforces.com/problemset/problem/1829/A', 800, 'implementation,strings', 1, 1, '1684509446'),
('Blank Space', 'AJFaisal', '1829B', 'https://codeforces.com/problemset/problem/1829/B', 800, 'implementation', 1, 1, '1684513242'),
('Joyboard', 'AJFaisal', '1877C', 'https://codeforces.com/problemset/problem/1877/C', 1200, 'math,number theory', 1, 2, '1706811651'),
('Simple Design', 'AJFaisal', '1884A', 'https://codeforces.com/problemset/problem/1884/A', 800, 'brute force,greedy,math', 1, 1, '1697962166'),
('Tricky Template', 'AJFaisal', '1922A', 'https://codeforces.com/problemset/problem/1922/A', 800, 'constructive algorithms,implementation,strings', 1, 2, '1705686249'),
('Stair, Peak, or Neither?', 'AJFaisal', '1950A', 'https://codeforces.com/problemset/problem/1950/A', 800, 'implementation', 1, 1, '1712652922'),
('Upscaling', 'AJFaisal', '1950B', 'https://codeforces.com/problemset/problem/1950/B', 800, 'implementation', 1, 1, '1712653416'),
('Clock Conversion', 'AJFaisal', '1950C', 'https://codeforces.com/problemset/problem/1950/C', 800, 'implementation,math', 1, 1, '1712654134'),
('Product of Binary Decimals', 'AJFaisal', '1950D', 'https://codeforces.com/problemset/problem/1950/D', 1100, 'brute force,dp,implementation,number theory', 1, 1, '1712655348'),
('0, 1, 2, Tree!', 'AJFaisal', '1950F', 'https://codeforces.com/problemset/problem/1950/F', 1700, 'bitmasks,brute force,greedy,implementation,trees', 1, 2, '1712657257'),
('Yogurt Sale', 'AJFaisal', '1955A', 'https://codeforces.com/problemset/problem/1955/A', 800, 'math', 1, 1, '1713428229'),
('Progressive Square', 'AJFaisal', '1955B', 'https://codeforces.com/problemset/problem/1955/B', 1000, 'constructive algorithms,data structures,implementation,sortings', 1, 1, '1713429863'),
('Inhabitant of the Deep Sea', 'AJFaisal', '1955C', 'https://codeforces.com/problemset/problem/1955/C', 1300, 'greedy,implementation,math', 1, 1, '1713431673'),
('Theatre Square', 'AJFaisal', '1A', 'https://codeforces.com/problemset/problem/1/A', 1000, 'math', 1, 7, '1653216978'),
('Drinks', 'AJFaisal', '200B', 'https://codeforces.com/problemset/problem/200/B', 800, 'implementation,math', 1, 3, '1661678473'),
('LLPS', 'AJFaisal', '202A', 'https://codeforces.com/problemset/problem/202/A', 800, 'binary search,bitmasks,brute force,greedy,implementation,strings', 1, 1, '1688223865'),
('Dubstep', 'AJFaisal', '208A', 'https://codeforces.com/problemset/problem/208/A', 900, 'strings', 1, 1, '1666340818'),
('Parallelepiped', 'AJFaisal', '224A', 'https://codeforces.com/problemset/problem/224/A', 1100, 'brute force,geometry,math', 1, 2, '1668859290'),
('Effective Approach', 'AJFaisal', '227B', 'https://codeforces.com/problemset/problem/227/B', 1100, 'implementation', 1, 9, '1669293010'),
('Is your horseshoe on the other hoof?', 'AJFaisal', '228A', 'https://codeforces.com/problemset/problem/228/A', 800, 'implementation', 1, 2, '1661879957'),
('Team', 'AJFaisal', '231A', 'https://codeforces.com/problemset/problem/231/A', 800, 'brute force,greedy', 1, 3, '1684409005'),
('Perfect Permutation', 'AJFaisal', '233A', 'https://codeforces.com/problemset/problem/233/A', 800, 'implementation,math', 1, 2, '1688223171'),
('Lefthanders and Righthanders ', 'AJFaisal', '234A', 'https://codeforces.com/problemset/problem/234/A', 1200, 'implementation', 1, 2, '1706969889'),
('Boy or Girl', 'AJFaisal', '236A', 'https://codeforces.com/problemset/problem/236/A', 800, 'brute force,implementation,strings', 1, 13, '1662247893'),
('Little Elephant and Bits', 'AJFaisal', '258A', 'https://codeforces.com/problemset/problem/258/A', 1100, 'greedy,math', 1, 2, '1668965312'),
('Roma and Lucky Numbers', 'AJFaisal', '262A', 'https://codeforces.com/problemset/problem/262/A', 800, 'implementation', 0, 1, '1663127736'),
('Beautiful Matrix', 'AJFaisal', '263A', 'https://codeforces.com/problemset/problem/263/A', 800, 'implementation', 1, 1, '1653300056'),
('Stones on the Table', 'AJFaisal', '266A', 'https://codeforces.com/problemset/problem/266/A', 800, 'implementation', 1, 1, '1659984384'),
('Queue at the School', 'AJFaisal', '266B', 'https://codeforces.com/problemset/problem/266/B', 800, 'constructive algorithms,graph matchings,implementation,shortest paths', 1, 1, '1660309712'),
('Games', 'AJFaisal', '268A', 'https://codeforces.com/problemset/problem/268/A', 800, 'brute force', 1, 1, '1662117309'),
('Beautiful Year', 'AJFaisal', '271A', 'https://codeforces.com/problemset/problem/271/A', 800, 'brute force', 1, 1, '1661665566'),
('Word Capitalization', 'AJFaisal', '281A', 'https://codeforces.com/problemset/problem/281/A', 800, 'implementation,strings', 1, 2, '1659979965'),
('Bit++', 'AJFaisal', '282A', 'https://codeforces.com/problemset/problem/282/A', 800, 'implementation', 1, 2, '1653229406'),
('Even Odds', 'AJFaisal', '318A', 'https://codeforces.com/problemset/problem/318/A', 900, 'math', 1, 8, '1666342886'),
('Borze', 'AJFaisal', '32B', 'https://codeforces.com/problemset/problem/32/B', 800, 'expression parsing,implementation', 1, 1, '1692364783'),
('Helpful Maths', 'AJFaisal', '339A', 'https://codeforces.com/problemset/problem/339/A', 800, 'greedy,implementation,sortings,strings', 1, 2, '1659979533'),
('Magnets', 'AJFaisal', '344A', 'https://codeforces.com/problemset/problem/344/A', 800, 'implementation', 1, 6, '1661673896'),
('Cinema Line', 'AJFaisal', '349A', 'https://codeforces.com/problemset/problem/349/A', 1100, 'greedy,implementation', 1, 2, '1670869601'),
('Reconnaissance 2', 'AJFaisal', '34A', 'https://codeforces.com/problemset/problem/34/A', 800, 'implementation', 1, 1, '1692315288'),
('Sale', 'AJFaisal', '34B', 'https://codeforces.com/problemset/problem/34/B', 900, 'greedy,sortings', 1, 2, '1696485437'),
('Army', 'AJFaisal', '38A', 'https://codeforces.com/problemset/problem/38/A', 800, 'implementation', 1, 1, '1692308002'),
('Pattern', 'AJFaisal', '412C', 'https://codeforces.com/problemset/problem/412/C', 1200, 'implementation,strings', 1, 1, '1706809814'),
('Translation', 'AJFaisal', '41A', 'https://codeforces.com/problemset/problem/41/A', 800, 'implementation,strings', 1, 9, '1661260307'),
('Pasha and Hamsters', 'AJFaisal', '421A', 'https://codeforces.com/problemset/problem/421/A', 800, 'constructive algorithms,implementation', 0, 1, '1665577944'),
('Police Recruits', 'AJFaisal', '427A', 'https://codeforces.com/problemset/problem/427/A', 800, 'implementation', 1, 1, '1662337893'),
('Choosing Teams', 'AJFaisal', '432A', 'https://codeforces.com/problemset/problem/432/A', 800, 'greedy,implementation,sortings', 1, 1, '1662554545'),
('Anton and Letters', 'AJFaisal', '443A', 'https://codeforces.com/problemset/problem/443/A', 800, 'constructive algorithms,implementation', 1, 1, '1661974077'),
('Game With Sticks', 'AJFaisal', '451A', 'https://codeforces.com/problemset/problem/451/A', 900, 'implementation', 1, 3, '1667704003'),
('Laptops', 'AJFaisal', '456A', 'https://codeforces.com/problemset/problem/456/A', 1100, 'sortings', 1, 1, '1671376953'),
('George and Accommodation', 'AJFaisal', '467A', 'https://codeforces.com/problemset/problem/467/A', 800, 'implementation', 1, 2, '1661521429'),
('I Wanna Be the Guy', 'AJFaisal', '469A', 'https://codeforces.com/problemset/problem/469/A', 800, 'greedy,implementation', 1, 1, '1661882525'),
('MUH and Sticks', 'AJFaisal', '471A', 'https://codeforces.com/problemset/problem/471/A', 1100, 'implementation', 1, 4, '1686290253');
INSERT INTO `problems` (`Name`, `Solved_By`, `Problem_ID`, `Link`, `Rating`, `Tags`, `Solved`, `Attempted`, `Last_Update`) VALUES
('Design Tutorial: Learn from Math', 'AJFaisal', '472A', 'https://codeforces.com/problemset/problem/472/A', 800, 'math,number theory', 1, 1, '1662465953'),
('Keyboard', 'AJFaisal', '474A', 'https://codeforces.com/problemset/problem/474/A', 900, 'implementation', 1, 1, '1667705564'),
('Initial Bet', 'AJFaisal', '478A', 'https://codeforces.com/problemset/problem/478/A', 1100, 'implementation', 1, 6, '1671038323'),
('Triangular numbers', 'AJFaisal', '47A', 'https://codeforces.com/problemset/problem/47/A', 800, 'brute force,math', 1, 1, '1692294877'),
('Calculating Function', 'AJFaisal', '486A', 'https://codeforces.com/problemset/problem/486/A', 800, 'implementation,math', 1, 6, '1660834647'),
('Sleuth', 'AJFaisal', '49A', 'https://codeforces.com/problemset/problem/49/A', 800, 'implementation', 1, 1, '1692278820'),
('Watermelon', 'AJFaisal', '4A', 'https://codeforces.com/problemset/problem/4/A', 800, 'brute force,math', 1, 2, '1653210628'),
('Maximum in Table', 'AJFaisal', '509A', 'https://codeforces.com/problemset/problem/509/A', 800, 'brute force,implementation', 1, 1, '1662942994'),
('Domino piling', 'AJFaisal', '50A', 'https://codeforces.com/problemset/problem/50/A', 800, 'greedy,math', 1, 1, '1653226953'),
('Fox And Snake', 'AJFaisal', '510A', 'https://codeforces.com/problemset/problem/510/A', 800, 'implementation', 1, 2, '1662247051'),
('A and B and Compilation Errors', 'AJFaisal', '519B', 'https://codeforces.com/problemset/problem/519/B', 1100, 'data structures,implementation,sortings', 1, 3, '1672674691'),
('Pangram', 'AJFaisal', '520A', 'https://codeforces.com/problemset/problem/520/A', 800, 'implementation,strings', 1, 2, '1662057830'),
('Soldier and Bananas', 'AJFaisal', '546A', 'https://codeforces.com/problemset/problem/546/A', 800, 'brute force,implementation,math', 1, 1, '1660036378'),
('Vasya the Hipster', 'AJFaisal', '581A', 'https://codeforces.com/problemset/problem/581/A', 800, 'implementation,math', 1, 3, '1662338726'),
('Chat room', 'AJFaisal', '58A', 'https://codeforces.com/problemset/problem/58/A', 1000, 'greedy,strings', 1, 1, '1666545680'),
('Word', 'AJFaisal', '59A', 'https://codeforces.com/problemset/problem/59/A', 800, 'implementation,strings', 1, 1, '1660036397'),
('Elephant', 'AJFaisal', '617A', 'https://codeforces.com/problemset/problem/617/A', 800, 'math', 1, 2, '1660043616'),
('Ultra-Fast Mathematician', 'AJFaisal', '61A', 'https://codeforces.com/problemset/problem/61/A', 800, 'implementation', 1, 5, '1661680304'),
('Vanya and Fence', 'AJFaisal', '677A', 'https://codeforces.com/problemset/problem/677/A', 800, 'implementation', 1, 1, '1661345713'),
('Young Physicist', 'AJFaisal', '69A', 'https://codeforces.com/problemset/problem/69/A', 1000, 'implementation,math', 1, 5, '1688330023'),
('Cards', 'AJFaisal', '701A', 'https://codeforces.com/problemset/problem/701/A', 800, 'greedy,implementation', 1, 1, '1693241919'),
('Maximum Increase', 'AJFaisal', '702A', 'https://codeforces.com/problemset/problem/702/A', 800, 'dp,greedy,implementation', 1, 1, '1693136142'),
('Mishka and Game', 'AJFaisal', '703A', 'https://codeforces.com/problemset/problem/703/A', 800, 'implementation', 1, 3, '1693135235'),
('Hulk', 'AJFaisal', '705A', 'https://codeforces.com/problemset/problem/705/A', 800, 'implementation', 1, 1, '1661877934'),
('Brain\'s Photos', 'AJFaisal', '707A', 'https://codeforces.com/problemset/problem/707/A', 800, 'implementation', 1, 1, '1693134460'),
('Bus to Udayland', 'AJFaisal', '711A', 'https://codeforces.com/problemset/problem/711/A', 800, 'brute force,implementation', 1, 2, '1693134001'),
('Crazy Computer', 'AJFaisal', '716A', 'https://codeforces.com/problemset/problem/716/A', 800, 'implementation', 1, 1, '1693073597'),
('Way Too Long Words', 'AJFaisal', '71A', 'https://codeforces.com/problemset/problem/71/A', 800, 'strings', 1, 1, '1653213526'),
('The New Year: Meeting Friends', 'AJFaisal', '723A', 'https://codeforces.com/problemset/problem/723/A', 800, 'implementation,math,sortings', 1, 1, '1662463921'),
('Night at the Museum', 'AJFaisal', '731A', 'https://codeforces.com/problemset/problem/731/A', 800, 'implementation,strings', 1, 1, '1663073963'),
('Buy a Shovel', 'AJFaisal', '732A', 'https://codeforces.com/problemset/problem/732/A', 800, 'brute force,constructive algorithms,implementation,math', 1, 1, '1662391748'),
('Anton and Danik', 'AJFaisal', '734A', 'https://codeforces.com/problemset/problem/734/A', 800, 'implementation,strings', 1, 1, '1660318373'),
('Anton and Digits', 'AJFaisal', '734B', 'https://codeforces.com/problemset/problem/734/B', 800, 'brute force,greedy,implementation,math', 1, 2, '1693727026'),
('Decoding', 'AJFaisal', '746B', 'https://codeforces.com/problemset/problem/746/B', 900, 'implementation,strings', 1, 1, '1696442216'),
('Bachgold Problem', 'AJFaisal', '749A', 'https://codeforces.com/problemset/problem/749/A', 800, 'greedy,implementation,math,number theory', 1, 3, '1692435076'),
('New Year and Hurry', 'AJFaisal', '750A', 'https://codeforces.com/problemset/problem/750/A', 800, 'binary search,brute force,implementation,math', 1, 1, '1662335342'),
('PolandBall and Hypothesis', 'AJFaisal', '755A', 'https://codeforces.com/problemset/problem/755/A', 800, 'brute force,graphs,math,number theory', 1, 1, '1692366904'),
('Anton and Polyhedrons', 'AJFaisal', '785A', 'https://codeforces.com/problemset/problem/785/A', 800, 'implementation,strings', 1, 1, '1662119215'),
('Bear and Big Brother', 'AJFaisal', '791A', 'https://codeforces.com/problemset/problem/791/A', 800, 'implementation', 1, 2, '1660036448'),
('Fake News (easy)', 'AJFaisal', '802G', 'https://codeforces.com/problemset/problem/802/G', 800, 'implementation,strings', 1, 1, '1665487279'),
('Panoramix\'s Prediction', 'AJFaisal', '80A', 'https://codeforces.com/problemset/problem/80/A', 800, 'brute force', 1, 5, '1662563473'),
('Double Cola', 'AJFaisal', '82A', 'https://codeforces.com/problemset/problem/82/A', 1100, 'implementation,math', 1, 2, '1670774074'),
('Modular Exponentiation', 'AJFaisal', '913A', 'https://codeforces.com/problemset/problem/913/A', 900, 'implementation,math', 1, 2, '1668342656'),
('Chips', 'AJFaisal', '92A', 'https://codeforces.com/problemset/problem/92/A', 800, 'implementation,math', 1, 1, '1692275778'),
('Fafa and the Gates', 'AJFaisal', '935B', 'https://codeforces.com/problemset/problem/935/B', 900, 'implementation', 1, 1, '1696266879'),
('Football', 'AJFaisal', '96A', 'https://codeforces.com/problemset/problem/96/A', 900, 'implementation,strings', 1, 3, '1666098162'),
('Wrong Subtraction', 'AJFaisal', '977A', 'https://codeforces.com/problemset/problem/977/A', 800, 'implementation', 1, 1, '1660047750'),
('Businessmen Problems', 'AJFaisal', '981B', 'https://codeforces.com/problemset/problem/981/B', 1000, 'sortings', 1, 1, '1671208122'),
('Getting an A', 'AJFaisal', '991B', 'https://codeforces.com/problemset/problem/991/B', 900, 'greedy,sortings', 1, 1, '1696183223'),
('Hit the Lottery', 'AJFaisal', '996A', 'https://codeforces.com/problemset/problem/996/A', 800, 'dp,greedy', 1, 1, '1662118462'),
('Mishka and Contest', 'AJFaisal', '999A', 'https://codeforces.com/problemset/problem/999/A', 800, 'brute force,implementation', 1, 1, '1696048991'),
('Reversing Encryption', 'AJFaisal', '999B', 'https://codeforces.com/problemset/problem/999/B', 900, 'implementation', 1, 1, '1696050130'),
('Alphabetic Removals', 'AJFaisal', '999C', 'https://codeforces.com/problemset/problem/999/C', 1200, 'implementation', 1, 1, '1696051760'),
('Equalize the Remainders', 'AJFaisal', '999D', 'https://codeforces.com/problemset/problem/999/D', 1900, 'data structures,greedy,implementation', 0, 1, '1696055009'),
('The number of positions', 'asd', '124A', 'https://codeforces.com/problemset/problem/124/A', 1000, 'math', 1, 3, '1320334235'),
('Permutations', 'asd', '124B', 'https://codeforces.com/problemset/problem/124/B', 1400, 'brute force,combinatorics,implementation', 1, 2, '1320338903'),
('Polycarp\'s Pockets', 'b_AHA_r', '1003A', 'https://codeforces.com/problemset/problem/1003/A', 800, 'implementation', 1, 2, '1705397443'),
('Binary String Constructing', 'b_AHA_r', '1003B', 'https://codeforces.com/problemset/problem/1003/B', 1300, 'constructive algorithms', 1, 2, '1705401217'),
('Intense Heat', 'b_AHA_r', '1003C', 'https://codeforces.com/problemset/problem/1003/C', 1300, 'brute force,implementation,math', 1, 4, '1705405077'),
('Coins and Queries', 'b_AHA_r', '1003D', 'https://codeforces.com/problemset/problem/1003/D', 1600, 'greedy', 1, 2, '1705405371'),
('Count Permutations', 'b_AHA_r', '100589G', 'https://codeforces.com/problemset/problem/100589/G', 0, '', 1, 1, '1703652313'),
('Tanya and Stairways', 'b_AHA_r', '1005A', 'https://codeforces.com/problemset/problem/1005/A', 800, 'implementation', 1, 1, '1705411409'),
('Delete from the Left', 'b_AHA_r', '1005B', 'https://codeforces.com/problemset/problem/1005/B', 900, 'brute force,implementation,strings', 1, 1, '1705411428'),
('Summarize to the Power of Two', 'b_AHA_r', '1005C', 'https://codeforces.com/problemset/problem/1005/C', 1300, 'brute force,greedy,implementation', 1, 2, '1705412902'),
('Polycarp and Div 3', 'b_AHA_r', '1005D', 'https://codeforces.com/problemset/problem/1005/D', 1500, 'dp,greedy,number theory', 1, 1, '1705416546'),
('Polycarp\'s Practice', 'b_AHA_r', '1006B', 'https://codeforces.com/problemset/problem/1006/B', 1200, 'greedy,implementation,sortings', 1, 3, '1678462166'),
('Anti factorial', 'b_AHA_r', '100866A', 'https://codeforces.com/problemset/problem/100866/A', 0, '', 1, 1, '1696141896'),
('Guess the Number', 'b_AHA_r', '1010211', 'https://codeforces.com/problemset/problem/101021/1', 0, '', 1, 2, '1671108153'),
('Cooking Time', 'b_AHA_r', '101498F', 'https://codeforces.com/problemset/problem/101498/F', 0, '', 1, 2, '1697522271'),
('Points in Segments', 'b_AHA_r', '1015A', 'https://codeforces.com/problemset/problem/1015/A', 800, 'implementation', 1, 1, '1706086050'),
('Obtaining the String', 'b_AHA_r', '1015B', 'https://codeforces.com/problemset/problem/1015/B', 1200, 'implementation', 1, 5, '1706086957'),
('Songs Compression', 'b_AHA_r', '1015C', 'https://codeforces.com/problemset/problem/1015/C', 1100, 'sortings', 1, 1, '1706087791'),
('Walking Between Houses', 'b_AHA_r', '1015D', 'https://codeforces.com/problemset/problem/1015/D', 1600, 'constructive algorithms,greedy', 1, 5, '1706092539'),
('Stars Drawing (Easy Edition)', 'b_AHA_r', '1015E1', 'https://codeforces.com/problemset/problem/1015/E1', 1700, 'brute force,dp,greedy', 1, 1, '1706091782'),
('Stars Drawing (Hard Edition)', 'b_AHA_r', '1015E2', 'https://codeforces.com/problemset/problem/1015/E2', 1900, 'binary search,dp,greedy', 1, 14, '1706272787'),
('Divisors of the Divisors of An Integer', 'b_AHA_r', '102040C', 'https://codeforces.com/problemset/problem/102040/C', 0, '', 1, 2, '1697470746'),
('Helping the HR', 'b_AHA_r', '102040E', 'https://codeforces.com/problemset/problem/102040/E', 0, '', 1, 2, '1696654550'),
('VAT Man', 'b_AHA_r', '102040J', 'https://codeforces.com/problemset/problem/102040/J', 0, '', 1, 1, '1696652484'),
('Badge', 'b_AHA_r', '1020B', 'https://codeforces.com/problemset/problem/1020/B', 1000, 'brute force,dfs and similar,graphs', 1, 2, '1693111328'),
('Everybody loves acai', 'b_AHA_r', '102448E', 'https://codeforces.com/problemset/problem/102448/E', 0, '', 1, 17, '1709898896'),
('Trick or Treat', 'b_AHA_r', '102470A', 'https://codeforces.com/problemset/problem/102470/A', 0, '', 1, 17, '1685616190'),
('Plasticine zebra', 'b_AHA_r', '1025C', 'https://codeforces.com/problemset/problem/1025/C', 1600, 'constructive algorithms,implementation', 1, 1, '1674656514'),
('Alarming String', 'b_AHA_r', '102697134', 'https://codeforces.com/problemset/problem/102697/134', 0, '', 1, 1, '1691746886'),
('Unnatural Conditions', 'b_AHA_r', '1028B', 'https://codeforces.com/problemset/problem/1028/B', 1200, 'constructive algorithms,math', 1, 3, '1678516983'),
('Distinct Numbers', 'b_AHA_r', '102961A', 'https://codeforces.com/problemset/problem/102961/A', 0, '', 1, 1, '1710750074'),
('Apartments', 'b_AHA_r', '102961B', 'https://codeforces.com/problemset/problem/102961/B', 0, '', 1, 1, '1677496056'),
('Ferris Wheel', 'b_AHA_r', '102961C', 'https://codeforces.com/problemset/problem/102961/C', 0, '', 1, 1, '1710939644'),
('Concert Tickets', 'b_AHA_r', '102961D', 'https://codeforces.com/problemset/problem/102961/D', 0, '', 1, 1, '1711005120'),
('Restaurant Customers', 'b_AHA_r', '102961E', 'https://codeforces.com/problemset/problem/102961/E', 0, '', 1, 3, '1689566944'),
('Movie Festival', 'b_AHA_r', '102961F', 'https://codeforces.com/problemset/problem/102961/F', 0, '', 1, 1, '1711104009'),
('Sum of Two Values', 'b_AHA_r', '102961G', 'https://codeforces.com/problemset/problem/102961/G', 0, '', 1, 2, '1711262938'),
('Maximum Subarray Sum', 'b_AHA_r', '102961H', 'https://codeforces.com/problemset/problem/102961/H', 0, '', 1, 1, '1711354215'),
('Stick Lengths', 'b_AHA_r', '102961I', 'https://codeforces.com/problemset/problem/102961/I', 0, '', 1, 1, '1711545054'),
('Missing Coin Sum', 'b_AHA_r', '102961J', 'https://codeforces.com/problemset/problem/102961/J', 0, '', 1, 1, '1711645111'),
('Collecting Numbers', 'b_AHA_r', '102961K', 'https://codeforces.com/problemset/problem/102961/K', 0, '', 1, 1, '1712243682'),
('Towers', 'b_AHA_r', '102961N', 'https://codeforces.com/problemset/problem/102961/N', 0, '', 1, 1, '1688613658'),
('Sum of Three Values', 'b_AHA_r', '102961X', 'https://codeforces.com/problemset/problem/102961/X', 0, '', 1, 11, '1710693665'),
('Sum of Four Values', 'b_AHA_r', '102961Y', 'https://codeforces.com/problemset/problem/102961/Y', 0, '', 1, 6, '1710693405'),
('Many Equal Substrings', 'b_AHA_r', '1029A', 'https://codeforces.com/problemset/problem/1029/A', 1300, 'implementation,strings', 1, 2, '1706607503'),
('Creating the Contest', 'b_AHA_r', '1029B', 'https://codeforces.com/problemset/problem/1029/B', 1200, 'dp,greedy,math', 1, 5, '1706613009'),
('Maximal Intersection', 'b_AHA_r', '1029C', 'https://codeforces.com/problemset/problem/1029/C', 1600, 'greedy,math,sortings', 1, 2, '1706617164'),
('In Search of an Easy Problem', 'b_AHA_r', '1030A', 'https://codeforces.com/problemset/problem/1030/A', 800, 'implementation', 1, 1, '1672594433'),
('Distance', 'b_AHA_r', '103430M', 'https://codeforces.com/problemset/problem/103430/M', 0, '', 1, 1, '1712327642'),
('Valid BFS?', 'b_AHA_r', '1037D', 'https://codeforces.com/problemset/problem/1037/D', 1700, 'dfs and similar,graphs,shortest paths,trees', 1, 3, '1676789505'),
('Nusret Gökçe', 'b_AHA_r', '104114N', 'https://codeforces.com/problemset/problem/104114/N', 0, '', 1, 1, '1687880639'),
('Construct A Permutation', 'b_AHA_r', '104400C', 'https://codeforces.com/problemset/problem/104400/C', 0, '', 1, 1, '1695576876'),
('Shooting', 'b_AHA_r', '104454B', 'https://codeforces.com/problemset/problem/104454/B', 0, '', 1, 8, '1695046138'),
('Detour', 'b_AHA_r', '104555D', 'https://codeforces.com/problemset/problem/104555/D', 0, '', 1, 3, '1694807082'),
('Lexicographical Challenge', 'b_AHA_r', '104555L', 'https://codeforces.com/problemset/problem/104555/L', 0, '', 1, 1, '1694781951'),
('Even Out', 'b_AHA_r', '104679B', 'https://codeforces.com/problemset/problem/104679/B', 0, '', 1, 1, '1697176226'),
('Odd One Out', 'b_AHA_r', '104679C', 'https://codeforces.com/problemset/problem/104679/C', 0, '', 1, 1, '1697177612'),
('A Pivotal Question', 'b_AHA_r', '104757A', 'https://codeforces.com/problemset/problem/104757/A', 0, '', 1, 1, '1712494374'),
('Flipping Cards', 'b_AHA_r', '104768M', 'https://codeforces.com/problemset/problem/104768/M', 0, '', 1, 1, '1705676248'),
('a, ab, ba Strings', 'b_AHA_r', '104872D', 'https://codeforces.com/problemset/problem/104872/D', 0, '', 1, 2, '1707548724'),
('Easy Geometry', 'b_AHA_r', '104886B', 'https://codeforces.com/problemset/problem/104886/B', 0, '', 1, 1, '1704460322'),
('Largest Digit', 'b_AHA_r', '104901D', 'https://codeforces.com/problemset/problem/104901/D', 0, '', 1, 1, '1704697753'),
('Strange Sorting', 'b_AHA_r', '104901I', 'https://codeforces.com/problemset/problem/104901/I', 0, '', 1, 1, '1704825970'),
('Rainbow Subarray', 'b_AHA_r', '104901K', 'https://codeforces.com/problemset/problem/104901/K', 0, '', 0, 1, '1704697734'),
('Team selection', 'b_AHA_r', '104945K', 'https://codeforces.com/problemset/problem/104945/K', 0, '', 1, 14, '1709526587'),
('Math', 'b_AHA_r', '1062B', 'https://codeforces.com/problemset/problem/1062/B', 1500, 'greedy,math,number theory', 1, 4, '1678703809'),
('Make It Equal', 'b_AHA_r', '1065C', 'https://codeforces.com/problemset/problem/1065/C', 1600, 'greedy', 1, 8, '1692735723'),
('Vova and Train', 'b_AHA_r', '1066A', 'https://codeforces.com/problemset/problem/1066/A', 1100, 'math', 1, 1, '1705479094'),
('Heaters', 'b_AHA_r', '1066B', 'https://codeforces.com/problemset/problem/1066/B', 1500, 'greedy,two pointers', 1, 1, '1705481290'),
('Books Queries', 'b_AHA_r', '1066C', 'https://codeforces.com/problemset/problem/1066/C', 1400, 'implementation', 1, 2, '1705498139'),
('Vasya and Books', 'b_AHA_r', '1073B', 'https://codeforces.com/problemset/problem/1073/B', 1000, 'implementation,math', 1, 1, '1715446690'),
('Minimizing the String', 'b_AHA_r', '1076A', 'https://codeforces.com/problemset/problem/1076/A', 1200, 'greedy,strings', 1, 2, '1672477764'),
('Divisor Subtraction', 'b_AHA_r', '1076B', 'https://codeforces.com/problemset/problem/1076/B', 1200, 'implementation,math,number theory', 1, 2, '1672238477'),
('Good Array', 'b_AHA_r', '1077C', 'https://codeforces.com/problemset/problem/1077/C', 1300, '', 1, 3, '1694257889'),
('Cutting Out', 'b_AHA_r', '1077D', 'https://codeforces.com/problemset/problem/1077/D', 1600, 'binary search,sortings', 1, 2, '1665467169'),
('Definite Game', 'b_AHA_r', '1081A', 'https://codeforces.com/problemset/problem/1081/A', 800, 'constructive algorithms,math', 1, 1, '1699591421'),
('Vova and Trophies', 'b_AHA_r', '1082B', 'https://codeforces.com/problemset/problem/1082/B', 1600, 'greedy', 1, 3, '1699967072'),
('Multi-Subject Competition', 'b_AHA_r', '1082C', 'https://codeforces.com/problemset/problem/1082/C', 1600, 'greedy,sortings', 1, 8, '1693138808'),
('Kvass and the Fair Nut', 'b_AHA_r', '1084B', 'https://codeforces.com/problemset/problem/1084/B', 1200, 'greedy,implementation', 1, 4, '1691817225'),
('Div Times Mod', 'b_AHA_r', '1085B', 'https://codeforces.com/problemset/problem/1085/B', 1100, 'math', 1, 3, '1702654123'),
('Div Times Mod', 'b_AHA_r', '1087B', 'https://codeforces.com/problemset/problem/1087/B', 1100, '', 1, 3, '1715447327'),
('Ehab and another construction problem', 'b_AHA_r', '1088A', 'https://codeforces.com/problemset/problem/1088/A', 800, 'brute force,constructive algorithms', 1, 3, '1699591884'),
('Palindromic Times', 'b_AHA_r', '108A', 'https://codeforces.com/problemset/problem/108/A', 1000, 'implementation,strings', 1, 2, '1713525568'),
('Uniform String', 'b_AHA_r', '1092A', 'https://codeforces.com/problemset/problem/1092/A', 800, 'implementation', 1, 2, '1705499640'),
('Teams Forming', 'b_AHA_r', '1092B', 'https://codeforces.com/problemset/problem/1092/B', 800, 'sortings', 1, 1, '1705499428'),
('Prefixes and Suffixes', 'b_AHA_r', '1092C', 'https://codeforces.com/problemset/problem/1092/C', 1700, 'strings', 1, 1, '1705501543'),
('Great Vova Wall (Version 1)', 'b_AHA_r', '1092D1', 'https://codeforces.com/problemset/problem/1092/D1', 2200, 'greedy,implementation,math', 1, 3, '1705507486'),
('Beautiful Graph', 'b_AHA_r', '1093D', 'https://codeforces.com/problemset/problem/1093/D', 1700, 'dfs and similar,graphs', 1, 2, '1676785159'),
('Repeating Cipher', 'b_AHA_r', '1095A', 'https://codeforces.com/problemset/problem/1095/A', 800, 'implementation', 1, 1, '1706544655'),
('Array Stabilization', 'b_AHA_r', '1095B', 'https://codeforces.com/problemset/problem/1095/B', 900, 'implementation', 1, 1, '1706545034'),
('Powers Of Two', 'b_AHA_r', '1095C', 'https://codeforces.com/problemset/problem/1095/C', 1400, 'bitmasks,greedy', 1, 1, '1706545902'),
('Circular Dance', 'b_AHA_r', '1095D', 'https://codeforces.com/problemset/problem/1095/D', 1600, 'implementation', 1, 2, '1706547921'),
('Substring Removal', 'b_AHA_r', '1096B', 'https://codeforces.com/problemset/problem/1096/B', 1300, 'combinatorics,math,strings', 1, 1, '1692782194'),
('Petr and a Combination Lock', 'b_AHA_r', '1097B', 'https://codeforces.com/problemset/problem/1097/B', 1200, 'bitmasks,brute force,dp', 1, 1, '1690987050'),
('LCIS', 'b_AHA_r', '10D', 'https://codeforces.com/problemset/problem/10/D', 2800, 'dp', 1, 20, '1709449141'),
('Build a Contest', 'b_AHA_r', '1100B', 'https://codeforces.com/problemset/problem/1100/B', 1300, 'data structures,implementation', 1, 2, '1692802202'),
('NN and the Optical Illusion', 'b_AHA_r', '1100C', 'https://codeforces.com/problemset/problem/1100/C', 1200, 'binary search,geometry,math', 1, 1, '1679202335'),
('Integer Sequence Dividing', 'b_AHA_r', '1102A', 'https://codeforces.com/problemset/problem/1102/A', 800, 'math', 1, 1, '1706449489'),
('Array K-Coloring', 'b_AHA_r', '1102B', 'https://codeforces.com/problemset/problem/1102/B', 1400, 'greedy,sortings', 1, 1, '1706451287'),
('Doors Breaking and Repairing', 'b_AHA_r', '1102C', 'https://codeforces.com/problemset/problem/1102/C', 1200, 'games', 1, 1, '1706452008'),
('Balanced Ternary String', 'b_AHA_r', '1102D', 'https://codeforces.com/problemset/problem/1102/D', 1500, 'greedy,strings', 1, 4, '1706456116'),
('Grid game', 'b_AHA_r', '1103A', 'https://codeforces.com/problemset/problem/1103/A', 1400, 'constructive algorithms,implementation', 1, 1, '1678518858'),
('Splitting into digits', 'b_AHA_r', '1104A', 'https://codeforces.com/problemset/problem/1104/A', 800, 'constructive algorithms,implementation,math', 1, 1, '1671545087'),
('Lunar New Year and Number Division', 'b_AHA_r', '1106C', 'https://codeforces.com/problemset/problem/1106/C', 900, 'greedy,implementation,math,sortings', 1, 2, '1677163179'),
('Divisors of Two Integers', 'b_AHA_r', '1108B', 'https://codeforces.com/problemset/problem/1108/B', 1100, 'brute force,greedy,math,number theory', 1, 1, '1693061879'),
('Nearly Lucky Number', 'b_AHA_r', '110A', 'https://codeforces.com/problemset/problem/110/A', 800, 'implementation', 1, 7, '1648389670'),
('Lucky String', 'b_AHA_r', '110B', 'https://codeforces.com/problemset/problem/110/B', 1100, 'constructive algorithms,strings', 1, 3, '1693151636'),
('Yet Another Array Partitioning Task', 'b_AHA_r', '1114B', 'https://codeforces.com/problemset/problem/1114/B', 1500, 'constructive algorithms,greedy,sortings', 1, 1, '1676040843'),
('Best Subsegment', 'b_AHA_r', '1117A', 'https://codeforces.com/problemset/problem/1117/A', 1100, 'implementation,math', 1, 2, '1693401301'),
('Tanya and Candies', 'b_AHA_r', '1118B', 'https://codeforces.com/problemset/problem/1118/B', 1200, 'implementation', 1, 1, '1673700535'),
('Technogoblet of Fire', 'b_AHA_r', '1121A', 'https://codeforces.com/problemset/problem/1121/A', 1100, 'implementation,sortings', 1, 4, '1701431039'),
('Petya and Strings', 'b_AHA_r', '112A', 'https://codeforces.com/problemset/problem/112/A', 800, 'implementation,strings', 1, 4, '1643615410'),
('Draw!', 'b_AHA_r', '1131B', 'https://codeforces.com/problemset/problem/1131/B', 1400, 'greedy,implementation', 1, 1, '1693730100'),
('Birthday', 'b_AHA_r', '1131C', 'https://codeforces.com/problemset/problem/1131/C', 1200, 'binary search,greedy,sortings', 1, 5, '1671194130'),
('Preparation for International Women\'s Day', 'b_AHA_r', '1133B', 'https://codeforces.com/problemset/problem/1133/B', 1200, 'math,number theory', 1, 1, '1702875949'),
('Nastya Is Transposing Matrices', 'b_AHA_r', '1136C', 'https://codeforces.com/problemset/problem/1136/C', 1500, 'constructive algorithms,sortings', 1, 1, '1676645551'),
('Even Substrings', 'b_AHA_r', '1139A', 'https://codeforces.com/problemset/problem/1139/A', 800, 'implementation,strings', 1, 2, '1644468518'),
('Game 23', 'b_AHA_r', '1141A', 'https://codeforces.com/problemset/problem/1141/A', 1000, 'implementation,math', 1, 1, '1705301144'),
('Colored Boots', 'b_AHA_r', '1141D', 'https://codeforces.com/problemset/problem/1141/D', 1500, 'greedy,implementation', 1, 2, '1692780859'),
('Graph Without Long Directed Paths', 'b_AHA_r', '1144F', 'https://codeforces.com/problemset/problem/1144/F', 1700, 'dfs and similar,graphs', 1, 2, '1676782237'),
('Love \"A\"', 'b_AHA_r', '1146A', 'https://codeforces.com/problemset/problem/1146/A', 800, 'implementation,strings', 1, 1, '1644466355'),
('Another One Bites The Dust', 'b_AHA_r', '1148A', 'https://codeforces.com/problemset/problem/1148/A', 800, 'greedy', 1, 3, '1692781804'),
('Restoring Three Numbers', 'b_AHA_r', '1154A', 'https://codeforces.com/problemset/problem/1154/A', 800, 'math', 1, 1, '1658999126'),
('Reachable Numbers', 'b_AHA_r', '1157A', 'https://codeforces.com/problemset/problem/1157/A', 1100, 'implementation', 1, 1, '1706274370'),
('Long Number', 'b_AHA_r', '1157B', 'https://codeforces.com/problemset/problem/1157/B', 1300, 'greedy', 1, 5, '1706275370'),
('Increasing Subsequence (easy version)', 'b_AHA_r', '1157C1', 'https://codeforces.com/problemset/problem/1157/C1', 1300, 'greedy', 1, 3, '1706276938'),
('Minimum Array', 'b_AHA_r', '1157E', 'https://codeforces.com/problemset/problem/1157/E', 1700, 'binary search,data structures,greedy', 1, 1, '1706279467'),
('Expansion coefficient of the array', 'b_AHA_r', '1159B', 'https://codeforces.com/problemset/problem/1159/B', 1300, 'implementation,math', 1, 1, '1672831858'),
('Party', 'b_AHA_r', '115A', 'https://codeforces.com/problemset/problem/115/A', 900, 'dfs and similar,graphs,trees', 1, 1, '1687701602'),
('Lawnmower', 'b_AHA_r', '115B', 'https://codeforces.com/problemset/problem/115/B', 1500, 'greedy,sortings', 1, 1, '1677738033'),
('Almost All Divisors', 'b_AHA_r', '1165D', 'https://codeforces.com/problemset/problem/1165/D', 1600, 'math,number theory', 1, 6, '1679767221'),
('Bicolored RBS', 'b_AHA_r', '1167D', 'https://codeforces.com/problemset/problem/1167/D', 1500, 'constructive algorithms,greedy', 1, 1, '1675501478'),
('Circle Metro', 'b_AHA_r', '1169A', 'https://codeforces.com/problemset/problem/1169/A', 900, 'implementation,math', 1, 1, '1673534841'),
('Tram', 'b_AHA_r', '116A', 'https://codeforces.com/problemset/problem/116/A', 800, 'implementation', 1, 1, '1648292520'),
('Electrification', 'b_AHA_r', '1175C', 'https://codeforces.com/problemset/problem/1175/C', 1600, 'binary search,brute force,greedy', 1, 1, '1712035581'),
('Cover it!', 'b_AHA_r', '1176E', 'https://codeforces.com/problemset/problem/1176/E', 1700, 'dfs and similar,dsu,graphs,shortest paths,trees', 1, 1, '1680719783'),
('Valeriy and Deque', 'b_AHA_r', '1179A', 'https://codeforces.com/problemset/problem/1179/A', 1500, 'data structures,implementation', 1, 2, '1682958155'),
('Filling Shapes', 'b_AHA_r', '1182A', 'https://codeforces.com/problemset/problem/1182/A', 1000, 'dp,math', 1, 1, '1709643060'),
('Nearest Interesting Number', 'b_AHA_r', '1183A', 'https://codeforces.com/problemset/problem/1183/A', 800, 'implementation', 1, 1, '1706258501'),
('Equalize Prices', 'b_AHA_r', '1183B', 'https://codeforces.com/problemset/problem/1183/B', 900, 'math', 1, 1, '1706258921'),
('Computer Game', 'b_AHA_r', '1183C', 'https://codeforces.com/problemset/problem/1183/C', 1400, 'binary search,math', 0, 7, '1706266114'),
('Candy Box (easy version)', 'b_AHA_r', '1183D', 'https://codeforces.com/problemset/problem/1183/D', 1400, 'greedy,sortings', 1, 1, '1706260430'),
('Subsequences (easy version)', 'b_AHA_r', '1183E', 'https://codeforces.com/problemset/problem/1183/E', 2000, 'dp,graphs,implementation,shortest paths', 1, 10, '1706268422'),
('Subsequences (hard version)', 'b_AHA_r', '1183H', 'https://codeforces.com/problemset/problem/1183/H', 1900, 'dp,strings', 1, 1, '1706266827'),
('Vus the Cossack and a Contest', 'b_AHA_r', '1186A', 'https://codeforces.com/problemset/problem/1186/A', 800, 'implementation', 1, 1, '1692760474'),
('String Task', 'b_AHA_r', '118A', 'https://codeforces.com/problemset/problem/118/A', 1000, 'implementation,strings', 1, 3, '1641288970'),
('Present from Lena', 'b_AHA_r', '118B', 'https://codeforces.com/problemset/problem/118/B', 1000, 'constructive algorithms,implementation', 1, 2, '1716106487'),
('Bertown roads', 'b_AHA_r', '118E', 'https://codeforces.com/problemset/problem/118/E', 2000, 'dfs and similar,graphs', 1, 1, '1687595265'),
('Yet Another Crosses Problem', 'b_AHA_r', '1194B', 'https://codeforces.com/problemset/problem/1194/B', 1300, 'implementation', 1, 1, '1694263901'),
('Basketball Exercise', 'b_AHA_r', '1195C', 'https://codeforces.com/problemset/problem/1195/C', 1400, 'dp', 1, 1, '1686921840'),
('Three Piles of Candies', 'b_AHA_r', '1196A', 'https://codeforces.com/problemset/problem/1196/A', 800, 'brute force,constructive algorithms,math', 1, 1, '1706100817'),
('Odd Sum Segments', 'b_AHA_r', '1196B', 'https://codeforces.com/problemset/problem/1196/B', 1200, 'constructive algorithms,math', 1, 1, '1706102141'),
('Robot Breakout', 'b_AHA_r', '1196C', 'https://codeforces.com/problemset/problem/1196/C', 1500, 'implementation', 1, 1, '1706106542'),
('RGB Substring (easy version)', 'b_AHA_r', '1196D1', 'https://codeforces.com/problemset/problem/1196/D1', 1500, 'implementation', 1, 1, '1706103186'),
('RGB Substring (hard version)', 'b_AHA_r', '1196D2', 'https://codeforces.com/problemset/problem/1196/D2', 1600, 'data structures,dp,implementation,two pointers', 1, 4, '1706243951'),
('Water Lily', 'b_AHA_r', '1199B', 'https://codeforces.com/problemset/problem/1199/B', 1000, 'geometry,math', 1, 2, '1692453333'),
('Zero Array', 'b_AHA_r', '1201B', 'https://codeforces.com/problemset/problem/1201/B', 1500, 'greedy,math', 1, 1, '1677492937'),
('Maximum Median', 'b_AHA_r', '1201C', 'https://codeforces.com/problemset/problem/1201/C', 1400, 'binary search,greedy,math,sortings', 1, 2, '1702274895'),
('Common Divisors', 'b_AHA_r', '1203C', 'https://codeforces.com/problemset/problem/1203/C', 1300, 'implementation,math', 1, 4, '1683218384'),
('Spiders', 'b_AHA_r', '120F', 'https://codeforces.com/problemset/problem/120/F', 1400, 'dp,greedy,trees', 1, 2, '1691297306'),
('Chips Moving', 'b_AHA_r', '1213A', 'https://codeforces.com/problemset/problem/1213/A', 900, 'math', 1, 1, '1706015901'),
('Bad Prices', 'b_AHA_r', '1213B', 'https://codeforces.com/problemset/problem/1213/B', 1100, 'data structures,implementation', 1, 1, '1706016248'),
('Book Reading', 'b_AHA_r', '1213C', 'https://codeforces.com/problemset/problem/1213/C', 1200, 'math', 1, 1, '1706018432'),
('Equalizing by Division (easy version)', 'b_AHA_r', '1213D1', 'https://codeforces.com/problemset/problem/1213/D1', 1500, 'brute force,implementation', 1, 1, '1706022168'),
('Equalizing by Division (hard version)', 'b_AHA_r', '1213D2', 'https://codeforces.com/problemset/problem/1213/D2', 1600, 'brute force,math,sortings', 1, 1, '1706022324'),
('Bad Sequence', 'b_AHA_r', '1214C', 'https://codeforces.com/problemset/problem/1214/C', 1200, 'data structures,greedy', 1, 1, '1696401865'),
('The Number of Products', 'b_AHA_r', '1215B', 'https://codeforces.com/problemset/problem/1215/B', 1400, 'combinatorics,dp,implementation', 1, 1, '1677328356'),
('Prefixes', 'b_AHA_r', '1216A', 'https://codeforces.com/problemset/problem/1216/A', 800, 'strings', 1, 5, '1705999289'),
('Shooting', 'b_AHA_r', '1216B', 'https://codeforces.com/problemset/problem/1216/B', 900, 'greedy,implementation,sortings', 1, 1, '1705999681'),
('White Sheet', 'b_AHA_r', '1216C', 'https://codeforces.com/problemset/problem/1216/C', 1700, 'geometry,math', 1, 4, '1706006175'),
('Swords', 'b_AHA_r', '1216D', 'https://codeforces.com/problemset/problem/1216/D', 1300, 'math', 1, 1, '1706000795'),
('Numerical Sequence (easy version)', 'b_AHA_r', '1216E1', 'https://codeforces.com/problemset/problem/1216/E1', 1900, 'binary search,brute force,math', 1, 3, '1706012281'),
('Lucky Array', 'b_AHA_r', '121E', 'https://codeforces.com/problemset/problem/121/E', 2400, 'data structures', 1, 4, '1709212723'),
('Substring Game in the Lesson', 'b_AHA_r', '1220C', 'https://codeforces.com/problemset/problem/1220/C', 1300, 'games,greedy,strings', 1, 6, '1683261294'),
('2048 Game', 'b_AHA_r', '1221A', 'https://codeforces.com/problemset/problem/1221/A', 1000, 'brute force,greedy,math', 1, 1, '1673374085'),
('Strings Equalization', 'b_AHA_r', '1223B', 'https://codeforces.com/problemset/problem/1223/B', 1000, 'strings', 1, 1, '1644471936'),
('Messy', 'b_AHA_r', '1227C', 'https://codeforces.com/problemset/problem/1227/C', 1700, 'constructive algorithms', 1, 1, '1674651247'),
('Lucky Division', 'b_AHA_r', '122A', 'https://codeforces.com/problemset/problem/122/A', 1000, 'brute force,number theory', 1, 1, '1644465492'),
('Dawid and Bags of Candies', 'b_AHA_r', '1230A', 'https://codeforces.com/problemset/problem/1230/A', 800, 'brute force,implementation', 1, 9, '1670696956'),
('Equalize Prices Again', 'b_AHA_r', '1234A', 'https://codeforces.com/problemset/problem/1234/A', 800, 'math', 1, 2, '1705938840'),
('Social Network (easy version)', 'b_AHA_r', '1234B1', 'https://codeforces.com/problemset/problem/1234/B1', 1000, 'implementation', 1, 1, '1705939475'),
('Social Network (hard version)', 'b_AHA_r', '1234B2', 'https://codeforces.com/problemset/problem/1234/B2', 1300, 'data structures,implementation', 1, 1, '1705939508'),
('Pipes', 'b_AHA_r', '1234C', 'https://codeforces.com/problemset/problem/1234/C', 1500, 'dp,implementation', 1, 7, '1705990089'),
('Distinct Characters Queries', 'b_AHA_r', '1234D', 'https://codeforces.com/problemset/problem/1234/D', 1600, 'data structures', 1, 1, '1705940492'),
('Character Swap (Easy Version)', 'b_AHA_r', '1243B1', 'https://codeforces.com/problemset/problem/1243/B1', 1000, 'strings', 1, 1, '1644479276'),
('Shichikuji and Power Grid', 'b_AHA_r', '1245D', 'https://codeforces.com/problemset/problem/1245/D', 1900, 'dsu,graphs,greedy,shortest paths,trees', 1, 1, '1675941848'),
('Yet Another Dividing into Teams', 'b_AHA_r', '1249A', 'https://codeforces.com/problemset/problem/1249/A', 800, 'math', 1, 3, '1670914187'),
('Books Exchange (easy version)', 'b_AHA_r', '1249B1', 'https://codeforces.com/problemset/problem/1249/B1', 1000, 'dsu,math', 1, 1, '1697639539'),
('Books Exchange (hard version)', 'b_AHA_r', '1249B2', 'https://codeforces.com/problemset/problem/1249/B2', 1300, 'dfs and similar,dsu,math', 1, 2, '1697640167'),
('Good Numbers (easy version)', 'b_AHA_r', '1249C1', 'https://codeforces.com/problemset/problem/1249/C1', 1300, 'brute force,greedy,implementation', 1, 3, '1695637468'),
('Good Numbers (hard version)', 'b_AHA_r', '1249C2', 'https://codeforces.com/problemset/problem/1249/C2', 1500, 'binary search,greedy,math,meet-in-the-middle', 1, 2, '1695637671'),
('The number of positions', 'b_AHA_r', '124A', 'https://codeforces.com/problemset/problem/124/A', 1000, 'math', 1, 1, '1699188440'),
('Broken Keyboard', 'b_AHA_r', '1251A', 'https://codeforces.com/problemset/problem/1251/A', 1000, 'brute force,strings,two pointers', 1, 2, '1693042779'),
('Payment Without Change', 'b_AHA_r', '1256A', 'https://codeforces.com/problemset/problem/1256/A', 1000, 'math', 1, 1, '1709821726'),
('Minimize the Permutation', 'b_AHA_r', '1256B', 'https://codeforces.com/problemset/problem/1256/B', 1400, 'greedy', 1, 3, '1673607284'),
('Two Rival Students', 'b_AHA_r', '1257A', 'https://codeforces.com/problemset/problem/1257/A', 800, 'greedy,math', 1, 4, '1670596772'),
('Magic Stick', 'b_AHA_r', '1257B', 'https://codeforces.com/problemset/problem/1257/B', 1000, 'math', 1, 1, '1698211002'),
('Secret Passwords', 'b_AHA_r', '1263D', 'https://codeforces.com/problemset/problem/1263/D', 1500, 'dfs and similar,dsu,graphs', 1, 2, '1678793030'),
('Competitive Programmer', 'b_AHA_r', '1266A', 'https://codeforces.com/problemset/problem/1266/A', 1000, 'chinese remainder theorem,math', 1, 1, '1682628159'),
('Long Beautiful Integer', 'b_AHA_r', '1268A', 'https://codeforces.com/problemset/problem/1268/A', 1700, 'constructive algorithms,greedy,implementation,strings', 1, 6, '1676646697'),
('Long Beautiful Integer', 'b_AHA_r', '1269C', 'https://codeforces.com/problemset/problem/1269/C', 1700, 'greedy,implementation', 1, 1, '1676553684'),
('Yet Another Broken Keyboard', 'b_AHA_r', '1272C', 'https://codeforces.com/problemset/problem/1272/C', 1200, 'combinatorics,dp,implementation', 1, 1, '1702357848'),
('Remove One Element', 'b_AHA_r', '1272D', 'https://codeforces.com/problemset/problem/1272/D', 1500, 'brute force,dp', 1, 3, '1698216406'),
('Nearest Opposite Parity', 'b_AHA_r', '1272E', 'https://codeforces.com/problemset/problem/1272/E', 1900, 'dfs and similar,graphs,shortest paths', 1, 1, '1698214361'),
('Shuffle Hashing', 'b_AHA_r', '1278A', 'https://codeforces.com/problemset/problem/1278/A', 1000, 'brute force,implementation,strings', 1, 2, '1668235717'),
('Stack of Presents', 'b_AHA_r', '1279C', 'https://codeforces.com/problemset/problem/1279/C', 1400, 'data structures,implementation', 1, 1, '1692706202'),
('Just Eat It!', 'b_AHA_r', '1285B', 'https://codeforces.com/problemset/problem/1285/B', 1300, 'dp,greedy,implementation', 1, 1, '1672639521'),
('Fadi and LCM', 'b_AHA_r', '1285C', 'https://codeforces.com/problemset/problem/1285/C', 1400, 'brute force,math,number theory', 1, 3, '1686999213'),
('Yet Another Meme Problem', 'b_AHA_r', '1288B', 'https://codeforces.com/problemset/problem/1288/B', 1100, 'math', 1, 2, '1686733471'),
('ConneR and the A.R.C. Markland-N', 'b_AHA_r', '1293A', 'https://codeforces.com/problemset/problem/1293/A', 1100, 'binary search,brute force,implementation', 1, 4, '1668232326'),
('Product of Three Numbers', 'b_AHA_r', '1294C', 'https://codeforces.com/problemset/problem/1294/C', 1300, 'greedy,math,number theory', 1, 1, '1703741588'),
('Array with Odd Sum', 'b_AHA_r', '1296A', 'https://codeforces.com/problemset/problem/1296/A', 800, 'math', 1, 1, '1705914259'),
('Food Buying', 'b_AHA_r', '1296B', 'https://codeforces.com/problemset/problem/1296/B', 900, 'math', 1, 1, '1705916254'),
('Yet Another Walking Robot', 'b_AHA_r', '1296C', 'https://codeforces.com/problemset/problem/1296/C', 1500, 'data structures,implementation', 1, 10, '1705926857'),
('Fight with Monsters', 'b_AHA_r', '1296D', 'https://codeforces.com/problemset/problem/1296/D', 1500, 'greedy,sortings', 1, 1, '1705919932'),
('String Coloring (easy version)', 'b_AHA_r', '1296E1', 'https://codeforces.com/problemset/problem/1296/E1', 1800, 'constructive algorithms,dp,graphs,greedy,sortings', 1, 2, '1705928308'),
('Cookies', 'b_AHA_r', '129A', 'https://codeforces.com/problemset/problem/129/A', 900, 'implementation', 1, 1, '1696527106'),
('Motarack\'s Birthday', 'b_AHA_r', '1301B', 'https://codeforces.com/problemset/problem/1301/B', 1500, 'binary search,greedy,ternary search', 1, 1, '1675055168'),
('Kuroni and the Gifts', 'b_AHA_r', '1305A', 'https://codeforces.com/problemset/problem/1305/A', 800, 'brute force,constructive algorithms,greedy,sortings', 1, 1, '1668243811'),
('Cow and Friend', 'b_AHA_r', '1307B', 'https://codeforces.com/problemset/problem/1307/B', 1300, 'geometry,greedy,math', 1, 3, '1709984314'),
('Add Odd or Subtract Even', 'b_AHA_r', '1311A', 'https://codeforces.com/problemset/problem/1311/A', 800, 'greedy,implementation,math', 1, 2, '1705846024'),
('WeirdSort', 'b_AHA_r', '1311B', 'https://codeforces.com/problemset/problem/1311/B', 1200, 'dfs and similar,sortings', 1, 4, '1705849894'),
('Perform the Combo', 'b_AHA_r', '1311C', 'https://codeforces.com/problemset/problem/1311/C', 1300, 'brute force', 1, 1, '1705850710'),
('Three Integers', 'b_AHA_r', '1311D', 'https://codeforces.com/problemset/problem/1311/D', 2000, 'brute force,math', 0, 8, '1705852641'),
('Adding Powers', 'b_AHA_r', '1312C', 'https://codeforces.com/problemset/problem/1312/C', 1400, 'bitmasks,greedy,implementation,math,number theory,ternary search', 1, 4, '1692079644'),
('cAPS lOCK', 'b_AHA_r', '131A', 'https://codeforces.com/problemset/problem/131/A', 1000, 'implementation,strings', 1, 2, '1677083248'),
('Yet Another Tetris Problem', 'b_AHA_r', '1324A', 'https://codeforces.com/problemset/problem/1324/A', 900, 'implementation,number theory', 1, 2, '1673100575'),
('Yet Another Palindrome Problem', 'b_AHA_r', '1324B', 'https://codeforces.com/problemset/problem/1324/B', 1100, 'brute force,strings', 1, 2, '1716733348'),
('Frog Jumps', 'b_AHA_r', '1324C', 'https://codeforces.com/problemset/problem/1324/C', 1100, 'binary search,data structures,dfs and similar,greedy,implementation', 1, 2, '1683281334'),
('Pair of Topics', 'b_AHA_r', '1324D', 'https://codeforces.com/problemset/problem/1324/D', 1400, 'binary search,data structures,sortings,two pointers', 1, 1, '1683279970'),
('Maximum White Subtree', 'b_AHA_r', '1324F', 'https://codeforces.com/problemset/problem/1324/F', 1800, 'dfs and similar,dp,graphs,trees', 1, 1, '1680876769'),
('EhAb AnD gCd', 'b_AHA_r', '1325A', 'https://codeforces.com/problemset/problem/1325/A', 800, 'constructive algorithms,greedy,number theory', 1, 1, '1643386085'),
('Bad Ugly Numbers', 'b_AHA_r', '1326A', 'https://codeforces.com/problemset/problem/1326/A', 1000, 'constructive algorithms,number theory', 1, 1, '1704281740'),
('Maximums', 'b_AHA_r', '1326B', 'https://codeforces.com/problemset/problem/1326/B', 900, 'implementation,math', 1, 1, '1694251717'),
('Prefix-Suffix Palindrome (Easy version)', 'b_AHA_r', '1326D1', 'https://codeforces.com/problemset/problem/1326/D1', 1500, 'hashing,string suffix structures,strings', 1, 2, '1684489164'),
('Prefix-Suffix Palindrome (Hard version)', 'b_AHA_r', '1326D2', 'https://codeforces.com/problemset/problem/1326/D2', 1800, 'binary search,greedy,hashing,string suffix structures,strings', 1, 1, '1684489189'),
('Sum of Odd Integers', 'b_AHA_r', '1327A', 'https://codeforces.com/problemset/problem/1327/A', 1100, 'math', 1, 2, '1685687857'),
('Divisibility Problem', 'b_AHA_r', '1328A', 'https://codeforces.com/problemset/problem/1328/A', 800, 'math', 1, 2, '1658997542'),
('Ternary XOR', 'b_AHA_r', '1328C', 'https://codeforces.com/problemset/problem/1328/C', 1200, 'greedy,implementation', 1, 1, '1687080441'),
('Carousel', 'b_AHA_r', '1328D', 'https://codeforces.com/problemset/problem/1328/D', 1800, 'constructive algorithms,dp,graphs,greedy,math', 1, 2, '1676891283'),
('Limericks', 'b_AHA_r', '1331B', 'https://codeforces.com/problemset/problem/1331/B', 0, '*special,math,number theory', 1, 1, '1675933388'),
('K-Complete Word', 'b_AHA_r', '1332C', 'https://codeforces.com/problemset/problem/1332/C', 1500, 'dfs and similar,dsu,greedy,implementation,strings', 1, 2, '1688121105'),
('Middle Class', 'b_AHA_r', '1334B', 'https://codeforces.com/problemset/problem/1334/B', 1100, 'greedy,sortings', 1, 1, '1718946383'),
('Candies and Two Sisters', 'b_AHA_r', '1335A', 'https://codeforces.com/problemset/problem/1335/A', 800, 'math', 1, 1, '1658998015'),
('Construct the String', 'b_AHA_r', '1335B', 'https://codeforces.com/problemset/problem/1335/B', 900, 'constructive algorithms', 1, 1, '1692158467'),
('Two Teams Composing', 'b_AHA_r', '1335C', 'https://codeforces.com/problemset/problem/1335/C', 1100, 'binary search,greedy,implementation,sortings', 1, 1, '1701172110'),
('Linova and Kingdom', 'b_AHA_r', '1336A', 'https://codeforces.com/problemset/problem/1336/A', 1600, 'dfs and similar,dp,greedy,sortings,trees', 1, 3, '1680787754'),
('Ichihime and Triangle', 'b_AHA_r', '1337A', 'https://codeforces.com/problemset/problem/1337/A', 800, 'constructive algorithms,math', 1, 2, '1670817584'),
('Kana and Dragon Quest game', 'b_AHA_r', '1337B', 'https://codeforces.com/problemset/problem/1337/B', 900, 'greedy,implementation,math', 1, 1, '1679059120'),
('Powered Addition', 'b_AHA_r', '1338A', 'https://codeforces.com/problemset/problem/1338/A', 1500, 'greedy,math', 1, 2, '1688200571'),
('Sorted Adjacent Differences', 'b_AHA_r', '1339B', 'https://codeforces.com/problemset/problem/1339/B', 1200, 'constructive algorithms,sortings', 1, 1, '1689232411'),
('HQ9+', 'b_AHA_r', '133A', 'https://codeforces.com/problemset/problem/133/A', 900, 'implementation', 1, 2, '1676136708'),
('Nastya and Rice', 'b_AHA_r', '1341A', 'https://codeforces.com/problemset/problem/1341/A', 900, 'math', 1, 1, '1696933307'),
('Road To Zero', 'b_AHA_r', '1342A', 'https://codeforces.com/problemset/problem/1342/A', 1000, 'greedy,math', 1, 1, '1696768039'),
('Candies', 'b_AHA_r', '1343A', 'https://codeforces.com/problemset/problem/1343/A', 900, 'brute force,math', 1, 3, '1685198708'),
('Alternating Subsequence', 'b_AHA_r', '1343C', 'https://codeforces.com/problemset/problem/1343/C', 1200, 'dp,greedy,two pointers', 1, 4, '1685714653'),
('Constant Palindrome Sum', 'b_AHA_r', '1343D', 'https://codeforces.com/problemset/problem/1343/D', 1700, 'brute force,data structures,greedy,two pointers', 1, 12, '1697287831'),
('Card Constructions', 'b_AHA_r', '1345B', 'https://codeforces.com/problemset/problem/1345/B', 1100, 'binary search,brute force,dp,math', 1, 1, '1718769994'),
('Phoenix and Beauty', 'b_AHA_r', '1348B', 'https://codeforces.com/problemset/problem/1348/B', 1400, 'constructive algorithms,data structures,greedy,sortings', 1, 3, '1684833650'),
('Orac and Models', 'b_AHA_r', '1350B', 'https://codeforces.com/problemset/problem/1350/B', 1400, 'dp,math,number theory', 1, 1, '1687511843'),
('Sum of Round Numbers', 'b_AHA_r', '1352A', 'https://codeforces.com/problemset/problem/1352/A', 800, 'implementation,math', 1, 1, '1679496549'),
('Same Parity Summands', 'b_AHA_r', '1352B', 'https://codeforces.com/problemset/problem/1352/B', 1200, 'constructive algorithms,math', 1, 5, '1679497722'),
('K-th Not Divisible by n', 'b_AHA_r', '1352C', 'https://codeforces.com/problemset/problem/1352/C', 1200, 'binary search,math', 1, 2, '1679498645'),
('Alice, Bob and Candies', 'b_AHA_r', '1352D', 'https://codeforces.com/problemset/problem/1352/D', 1300, 'implementation', 1, 1, '1679502858'),
('Special Elements', 'b_AHA_r', '1352E', 'https://codeforces.com/problemset/problem/1352/E', 1500, 'brute force,implementation,two pointers', 1, 1, '1679502247'),
('Binary String Reconstruction', 'b_AHA_r', '1352F', 'https://codeforces.com/problemset/problem/1352/F', 1500, 'constructive algorithms,dfs and similar,math', 1, 1, '1679652986'),
('Special Permutation', 'b_AHA_r', '1352G', 'https://codeforces.com/problemset/problem/1352/G', 1600, 'constructive algorithms', 1, 3, '1679554098'),
('Most Unstable Array', 'b_AHA_r', '1353A', 'https://codeforces.com/problemset/problem/1353/A', 800, 'constructive algorithms,greedy,math', 1, 2, '1670668860'),
('Two Arrays And Swaps', 'b_AHA_r', '1353B', 'https://codeforces.com/problemset/problem/1353/B', 800, 'greedy,sortings', 1, 1, '1678273696'),
('Board Moves', 'b_AHA_r', '1353C', 'https://codeforces.com/problemset/problem/1353/C', 1000, 'math', 1, 1, '1674030207'),
('Constructing the Array', 'b_AHA_r', '1353D', 'https://codeforces.com/problemset/problem/1353/D', 1600, 'constructive algorithms,data structures,sortings', 1, 1, '1674046969'),
('Ternary String', 'b_AHA_r', '1354B', 'https://codeforces.com/problemset/problem/1354/B', 1200, 'binary search,dp,implementation,two pointers', 1, 1, '1681030127'),
('Multiset', 'b_AHA_r', '1354D', 'https://codeforces.com/problemset/problem/1354/D', 1900, 'binary search,data structures', 1, 1, '1678337238'),
('Sequence with Digits', 'b_AHA_r', '1355A', 'https://codeforces.com/problemset/problem/1355/A', 1200, 'brute force,implementation,math', 1, 6, '1700657494'),
('Young Explorers', 'b_AHA_r', '1355B', 'https://codeforces.com/problemset/problem/1355/B', 1200, 'dp,greedy,sortings', 1, 3, '1681664561'),
('Berland Poker', 'b_AHA_r', '1359A', 'https://codeforces.com/problemset/problem/1359/A', 1000, 'brute force,greedy,math', 1, 1, '1706361421'),
('New Theatre Square', 'b_AHA_r', '1359B', 'https://codeforces.com/problemset/problem/1359/B', 1000, 'brute force,dp,greedy,implementation,two pointers', 1, 1, '1716880276'),
('Similar Pairs', 'b_AHA_r', '1360C', 'https://codeforces.com/problemset/problem/1360/C', 1100, 'constructive algorithms,graph matchings,greedy,sortings', 1, 1, '1701849499'),
('Polygon', 'b_AHA_r', '1360E', 'https://codeforces.com/problemset/problem/1360/E', 1300, 'dp,graphs,implementation,shortest paths', 1, 1, '1691595085'),
('Odd Selection', 'b_AHA_r', '1363A', 'https://codeforces.com/problemset/problem/1363/A', 1200, 'brute force,implementation,math', 1, 2, '1686048159'),
('Subsequence Hate', 'b_AHA_r', '1363B', 'https://codeforces.com/problemset/problem/1363/B', 1400, 'implementation,strings', 1, 2, '1672636955'),
('XXXXX', 'b_AHA_r', '1364A', 'https://codeforces.com/problemset/problem/1364/A', 1200, 'brute force,data structures,number theory,two pointers', 1, 2, '1688048593'),
('Ehab and Prefix MEXs', 'b_AHA_r', '1364C', 'https://codeforces.com/problemset/problem/1364/C', 1600, 'brute force,constructive algorithms,greedy', 1, 3, '1676640350'),
('Trouble Sort', 'b_AHA_r', '1365B', 'https://codeforces.com/problemset/problem/1365/B', 1300, 'constructive algorithms,implementation', 1, 1, '1672717069'),
('Rotation Matching', 'b_AHA_r', '1365C', 'https://codeforces.com/problemset/problem/1365/C', 1400, 'constructive algorithms,data structures,greedy,implementation', 1, 1, '1686925721'),
('Solve The Maze', 'b_AHA_r', '1365D', 'https://codeforces.com/problemset/problem/1365/D', 1700, 'constructive algorithms,dfs and similar,dsu,graphs,greedy,implementation,shortest paths', 1, 5, '1680680515'),
('Shovels and Swords', 'b_AHA_r', '1366A', 'https://codeforces.com/problemset/problem/1366/A', 1100, 'binary search,greedy,math', 1, 1, '1715012305'),
('Social Distance', 'b_AHA_r', '1367C', 'https://codeforces.com/problemset/problem/1367/C', 1300, 'constructive algorithms,greedy,math', 1, 4, '1673768529'),
('Codeforces Subsequences', 'b_AHA_r', '1368B', 'https://codeforces.com/problemset/problem/1368/B', 1500, 'brute force,constructive algorithms,greedy,math,strings', 1, 2, '1675839041'),
('Even Picture', 'b_AHA_r', '1368C', 'https://codeforces.com/problemset/problem/1368/C', 1500, 'constructive algorithms', 1, 1, '1674050137'),
('AccurateLee', 'b_AHA_r', '1369B', 'https://codeforces.com/problemset/problem/1369/B', 1200, 'greedy,implementation,strings', 1, 2, '1672306750'),
('Presents', 'b_AHA_r', '136A', 'https://codeforces.com/problemset/problem/136/A', 800, 'implementation', 1, 1, '1673923481'),
('Ternary Logic', 'b_AHA_r', '136B', 'https://codeforces.com/problemset/problem/136/B', 1100, 'implementation,math', 1, 4, '1693507953');
INSERT INTO `problems` (`Name`, `Solved_By`, `Problem_ID`, `Link`, `Rating`, `Tags`, `Solved`, `Attempted`, `Last_Update`) VALUES
('Maximum GCD', 'b_AHA_r', '1370A', 'https://codeforces.com/problemset/problem/1370/A', 800, 'greedy,implementation,math,number theory', 1, 1, '1643380639'),
('GCD Compression', 'b_AHA_r', '1370B', 'https://codeforces.com/problemset/problem/1370/B', 1100, 'constructive algorithms,math,number theory', 1, 2, '1672836746'),
('Number Game', 'b_AHA_r', '1370C', 'https://codeforces.com/problemset/problem/1370/C', 1400, 'games,math,number theory', 1, 1, '1686915944'),
('Grid-00100', 'b_AHA_r', '1371D', 'https://codeforces.com/problemset/problem/1371/D', 1600, 'constructive algorithms,greedy,implementation', 1, 1, '1676550370'),
('Omkar and Last Class of Math', 'b_AHA_r', '1372B', 'https://codeforces.com/problemset/problem/1372/B', 1300, 'greedy,math,number theory', 1, 12, '1709272767'),
('Omkar and Baseball', 'b_AHA_r', '1372C', 'https://codeforces.com/problemset/problem/1372/C', 1500, 'constructive algorithms,math', 1, 2, '1675661697'),
('01 Game', 'b_AHA_r', '1373B', 'https://codeforces.com/problemset/problem/1373/B', 900, 'games', 1, 2, '1680019682'),
('Required Remainder', 'b_AHA_r', '1374A', 'https://codeforces.com/problemset/problem/1374/A', 800, 'math', 1, 5, '1659008519'),
('Multiply by 2, divide by 6', 'b_AHA_r', '1374B', 'https://codeforces.com/problemset/problem/1374/B', 900, 'math', 1, 1, '1659607069'),
('Move Brackets', 'b_AHA_r', '1374C', 'https://codeforces.com/problemset/problem/1374/C', 1000, 'greedy,strings', 1, 1, '1686492737'),
('Zero Remainder Array', 'b_AHA_r', '1374D', 'https://codeforces.com/problemset/problem/1374/D', 1400, 'math,sortings,two pointers', 1, 2, '1686988192'),
('Reading Books (easy version)', 'b_AHA_r', '1374E1', 'https://codeforces.com/problemset/problem/1374/E1', 1600, 'data structures,greedy,sortings', 1, 2, '1674906739'),
('Element Extermination', 'b_AHA_r', '1375C', 'https://codeforces.com/problemset/problem/1375/C', 1400, 'constructive algorithms,data structures,greedy', 1, 2, '1687016948'),
('Permutation', 'b_AHA_r', '137B', 'https://codeforces.com/problemset/problem/137/B', 1000, 'greedy', 1, 1, '1677426430'),
('History', 'b_AHA_r', '137C', 'https://codeforces.com/problemset/problem/137/C', 1500, 'sortings', 1, 1, '1677742998'),
('Three Indices', 'b_AHA_r', '1380A', 'https://codeforces.com/problemset/problem/1380/A', 900, 'brute force,data structures', 1, 1, '1674052975'),
('Create The Teams', 'b_AHA_r', '1380C', 'https://codeforces.com/problemset/problem/1380/C', 1400, 'brute force,dp,greedy,implementation,sortings', 1, 1, '1704423313'),
('Prefix Flip (Hard Version)', 'b_AHA_r', '1381A2', 'https://codeforces.com/problemset/problem/1381/A2', 1700, 'constructive algorithms,data structures,implementation,strings,two pointers', 1, 2, '1680252857'),
('Prefix Flip (Easy Version)', 'b_AHA_r', '1382C1', 'https://codeforces.com/problemset/problem/1382/C1', 1300, 'constructive algorithms,data structures,strings', 1, 8, '1674115608'),
('Prefix Flip (Hard Version)', 'b_AHA_r', '1382C2', 'https://codeforces.com/problemset/problem/1382/C2', 1700, 'constructive algorithms,data structures,implementation,strings', 1, 2, '1674117074'),
('Make It Good', 'b_AHA_r', '1385C', 'https://codeforces.com/problemset/problem/1385/C', 1200, 'greedy', 1, 3, '1687930858'),
('a-Good String', 'b_AHA_r', '1385D', 'https://codeforces.com/problemset/problem/1385/D', 1500, 'bitmasks,brute force,divide and conquer,dp,implementation', 1, 1, '1687933019'),
('Captain Flint and a Long Voyage', 'b_AHA_r', '1388B', 'https://codeforces.com/problemset/problem/1388/B', 1000, 'greedy,math', 1, 2, '1696521834'),
('Good String', 'b_AHA_r', '1389C', 'https://codeforces.com/problemset/problem/1389/C', 1500, 'brute force,dp,greedy,two pointers', 1, 1, '1688619604'),
('Rainbow Dash, Fluttershy and Chess Coloring', 'b_AHA_r', '1393A', 'https://codeforces.com/problemset/problem/1393/A', 800, 'greedy,math', 1, 1, '1673422700'),
('Applejack and Storages', 'b_AHA_r', '1393B', 'https://codeforces.com/problemset/problem/1393/B', 1400, 'constructive algorithms,data structures,greedy,implementation', 1, 1, '1673422365'),
('Juggling Letters', 'b_AHA_r', '1397A', 'https://codeforces.com/problemset/problem/1397/A', 800, 'greedy,strings', 1, 1, '1670654892'),
('Good Subarrays', 'b_AHA_r', '1398C', 'https://codeforces.com/problemset/problem/1398/C', 1600, 'data structures,dp,math', 1, 1, '1710489927'),
('Boats Competition', 'b_AHA_r', '1399C', 'https://codeforces.com/problemset/problem/1399/C', 1200, 'brute force,greedy,two pointers', 1, 1, '1687513351'),
('Binary String To Subsequences', 'b_AHA_r', '1399D', 'https://codeforces.com/problemset/problem/1399/D', 1500, 'constructive algorithms,data structures,greedy,implementation', 1, 8, '1690095083'),
('Petr and Book', 'b_AHA_r', '139A', 'https://codeforces.com/problemset/problem/139/A', 1000, 'implementation', 1, 2, '1715879618'),
('Binary String Reconstruction', 'b_AHA_r', '1400C', 'https://codeforces.com/problemset/problem/1400/C', 1500, '2-sat,brute force,constructive algorithms,greedy', 1, 2, '1691237984'),
('Mere Array', 'b_AHA_r', '1401C', 'https://codeforces.com/problemset/problem/1401/C', 1300, 'constructive algorithms,math,number theory,sortings', 1, 4, '1710508628'),
('Tree Tag', 'b_AHA_r', '1404B', 'https://codeforces.com/problemset/problem/1404/B', 1900, 'dfs and similar,dp,games,trees', 1, 1, '1686918551'),
('Minimum Product', 'b_AHA_r', '1409B', 'https://codeforces.com/problemset/problem/1409/B', 1100, 'brute force,greedy,math', 1, 1, '1716285362'),
('Decrease the Sum of Digits', 'b_AHA_r', '1409D', 'https://codeforces.com/problemset/problem/1409/D', 1500, 'greedy,math', 1, 1, '1689926307'),
('Killjoy', 'b_AHA_r', '1419C', 'https://codeforces.com/problemset/problem/1419/C', 1500, 'greedy,implementation,math', 1, 5, '1690719730'),
('Sage\'s Birthday (easy version)', 'b_AHA_r', '1419D1', 'https://codeforces.com/problemset/problem/1419/D1', 1000, 'binary search,constructive algorithms,greedy,sortings', 1, 1, '1692163743'),
('Sage\'s Birthday (hard version)', 'b_AHA_r', '1419D2', 'https://codeforces.com/problemset/problem/1419/D2', 1500, 'binary search,brute force,constructive algorithms,greedy,sortings,two pointers', 1, 4, '1692163838'),
('Rock and Lever', 'b_AHA_r', '1420B', 'https://codeforces.com/problemset/problem/1420/B', 1200, 'bitmasks,math', 1, 2, '1692800511'),
('Arena of Greed', 'b_AHA_r', '1425A', 'https://codeforces.com/problemset/problem/1425/A', 1400, 'games,greedy', 1, 4, '1708088578'),
('Flamingoes of Mystery', 'b_AHA_r', '1425F', 'https://codeforces.com/problemset/problem/1425/F', 1400, 'interactive', 1, 3, '1693020676'),
('Non-zero Segments', 'b_AHA_r', '1426D', 'https://codeforces.com/problemset/problem/1426/D', 1500, 'constructive algorithms,data structures,greedy,sortings', 1, 1, '1679897710'),
('Boring Apartments', 'b_AHA_r', '1433A', 'https://codeforces.com/problemset/problem/1433/A', 800, 'implementation,math', 1, 1, '1691660930'),
('Yet Another Bookshelf', 'b_AHA_r', '1433B', 'https://codeforces.com/problemset/problem/1433/B', 800, 'greedy,implementation', 1, 1, '1691661018'),
('Dominant Piranha', 'b_AHA_r', '1433C', 'https://codeforces.com/problemset/problem/1433/C', 900, 'constructive algorithms,greedy', 1, 5, '1691664034'),
('Districts Connection', 'b_AHA_r', '1433D', 'https://codeforces.com/problemset/problem/1433/D', 1200, 'constructive algorithms,dfs and similar', 1, 4, '1691663150'),
('Two Round Dances', 'b_AHA_r', '1433E', 'https://codeforces.com/problemset/problem/1433/E', 1300, 'combinatorics,math', 1, 2, '1691673569'),
('Zero Remainder Sum ', 'b_AHA_r', '1433F', 'https://codeforces.com/problemset/problem/1433/F', 2100, 'dp', 1, 1, '1691677066'),
('Reducing Delivery Cost', 'b_AHA_r', '1433G', 'https://codeforces.com/problemset/problem/1433/G', 2100, 'brute force,graphs,shortest paths', 1, 1, '1691735316'),
('Valerii Against Everyone', 'b_AHA_r', '1438B', 'https://codeforces.com/problemset/problem/1438/B', 1000, 'constructive algorithms,data structures,greedy,sortings', 1, 6, '1693636258'),
('Knapsack', 'b_AHA_r', '1446A', 'https://codeforces.com/problemset/problem/1446/A', 1300, 'constructive algorithms,greedy,sortings', 1, 3, '1683209473'),
('Arrival of the General', 'b_AHA_r', '144A', 'https://codeforces.com/problemset/problem/144/A', 800, 'implementation', 1, 1, '1701688272'),
('Number into Sequence', 'b_AHA_r', '1454D', 'https://codeforces.com/problemset/problem/1454/D', 1300, 'constructive algorithms,math,number theory', 1, 1, '1696567938'),
('Number of Simple Paths', 'b_AHA_r', '1454E', 'https://codeforces.com/problemset/problem/1454/E', 2000, 'combinatorics,dfs and similar,graphs,trees', 1, 1, '1676961528'),
('Red-Blue Shuffle', 'b_AHA_r', '1459A', 'https://codeforces.com/problemset/problem/1459/A', 800, 'math,probabilities', 1, 7, '1670819218'),
('Add to Neighbour and Remove', 'b_AHA_r', '1462D', 'https://codeforces.com/problemset/problem/1462/D', 1400, 'greedy,math,number theory', 1, 1, '1672896699'),
('Close Tuples (easy version)', 'b_AHA_r', '1462E1', 'https://codeforces.com/problemset/problem/1462/E1', 1500, 'binary search,combinatorics,math,sortings,two pointers', 1, 1, '1690438731'),
('Close Tuples (hard version)', 'b_AHA_r', '1462E2', 'https://codeforces.com/problemset/problem/1462/E2', 1700, 'binary search,combinatorics,implementation,math,sortings,two pointers', 1, 2, '1690440501'),
('Find The Array', 'b_AHA_r', '1463B', 'https://codeforces.com/problemset/problem/1463/B', 1400, 'bitmasks,constructive algorithms,greedy', 1, 3, '1672641459'),
('The Robot', 'b_AHA_r', '1468K', 'https://codeforces.com/problemset/problem/1468/K', 1600, 'brute force,implementation', 1, 1, '1711893810'),
('Regular Bracket Sequence', 'b_AHA_r', '1469A', 'https://codeforces.com/problemset/problem/1469/A', 1000, 'constructive algorithms,greedy', 1, 1, '1717846337'),
('Red and Blue', 'b_AHA_r', '1469B', 'https://codeforces.com/problemset/problem/1469/B', 1000, 'dp,greedy', 1, 1, '1710157373'),
('Strange Partition', 'b_AHA_r', '1471A', 'https://codeforces.com/problemset/problem/1471/A', 900, 'greedy,math,number theory', 1, 1, '1692451683'),
('Long Jumps', 'b_AHA_r', '1472C', 'https://codeforces.com/problemset/problem/1472/C', 1100, 'dp,graphs', 1, 1, '1702738252'),
('Even-Odd Game', 'b_AHA_r', '1472D', 'https://codeforces.com/problemset/problem/1472/D', 1200, 'dp,games,greedy,sortings', 1, 1, '1700576636'),
('String LCM', 'b_AHA_r', '1473B', 'https://codeforces.com/problemset/problem/1473/B', 1000, 'brute force,math,number theory,strings', 1, 1, '1649141356'),
('No More Inversions', 'b_AHA_r', '1473C', 'https://codeforces.com/problemset/problem/1473/C', 1500, 'constructive algorithms,math', 1, 2, '1675317753'),
('Different Divisors', 'b_AHA_r', '1474B', 'https://codeforces.com/problemset/problem/1474/B', 1000, 'binary search,constructive algorithms,greedy,math,number theory', 1, 1, '1718425861'),
('Odd Divisor', 'b_AHA_r', '1475A', 'https://codeforces.com/problemset/problem/1475/A', 900, 'math,number theory', 1, 1, '1677584984'),
('New Year\'s Number', 'b_AHA_r', '1475B', 'https://codeforces.com/problemset/problem/1475/B', 900, 'brute force,dp,math', 1, 1, '1678804913'),
('K-divisible Sum', 'b_AHA_r', '1476A', 'https://codeforces.com/problemset/problem/1476/A', 1000, 'binary search,constructive algorithms,greedy,math', 1, 4, '1712340944'),
('Nezzar and Colorful Balls', 'b_AHA_r', '1478A', 'https://codeforces.com/problemset/problem/1478/A', 800, 'brute force,greedy', 1, 1, '1670402006'),
('Yet Another String Game', 'b_AHA_r', '1480A', 'https://codeforces.com/problemset/problem/1480/A', 800, 'games,greedy,strings', 1, 2, '1671112022'),
('Fence Painting', 'b_AHA_r', '1481C', 'https://codeforces.com/problemset/problem/1481/C', 1600, 'brute force,constructive algorithms,greedy', 1, 2, '1676529029'),
('Restore Modulo', 'b_AHA_r', '1482B', 'https://codeforces.com/problemset/problem/1482/B', 1500, 'implementation,math', 1, 1, '1683111488'),
('Basic Diplomacy', 'b_AHA_r', '1482C', 'https://codeforces.com/problemset/problem/1482/C', 1600, 'brute force,constructive algorithms,greedy,implementation', 1, 3, '1676046744'),
('Restore Modulo', 'b_AHA_r', '1484B', 'https://codeforces.com/problemset/problem/1484/B', 1500, 'implementation,math', 1, 1, '1683111433'),
('Eastern Exhibition', 'b_AHA_r', '1486B', 'https://codeforces.com/problemset/problem/1486/B', 1500, 'binary search,geometry,shortest paths,sortings', 1, 2, '1688559304'),
('Minimum Ties', 'b_AHA_r', '1487C', 'https://codeforces.com/problemset/problem/1487/C', 1500, 'brute force,constructive algorithms,dfs and similar,graphs,greedy,implementation,math', 1, 3, '1690384496'),
('Pythagorean Triples', 'b_AHA_r', '1487D', 'https://codeforces.com/problemset/problem/1487/D', 1500, 'binary search,brute force,math,number theory', 1, 3, '1688473081'),
('Sum of Cubes', 'b_AHA_r', '1490C', 'https://codeforces.com/problemset/problem/1490/C', 1100, 'binary search,brute force,brute force,math', 1, 1, '1702561406'),
('Accidental Victory', 'b_AHA_r', '1490E', 'https://codeforces.com/problemset/problem/1490/E', 1400, 'binary search,data structures,greedy', 1, 6, '1673430382'),
('Equalize the Array', 'b_AHA_r', '1490F', 'https://codeforces.com/problemset/problem/1490/F', 1500, 'binary search,data structures,greedy,math,sortings', 1, 1, '1688703683'),
('Maximum width', 'b_AHA_r', '1492C', 'https://codeforces.com/problemset/problem/1492/C', 1500, 'binary search,data structures,dp,greedy,two pointers', 1, 1, '1688534701'),
('Anti-knapsack', 'b_AHA_r', '1493A', 'https://codeforces.com/problemset/problem/1493/A', 800, 'constructive algorithms,greedy', 1, 6, '1705827184'),
('GCD of an Array', 'b_AHA_r', '1493D', 'https://codeforces.com/problemset/problem/1493/D', 2100, 'brute force,data structures,hashing,implementation,math,number theory,sortings,two pointers', 0, 4, '1705832270'),
('k-LCM (easy version)', 'b_AHA_r', '1497C1', 'https://codeforces.com/problemset/problem/1497/C1', 1200, 'constructive algorithms,math', 1, 1, '1670826410'),
('k-LCM (hard version)', 'b_AHA_r', '1497C2', 'https://codeforces.com/problemset/problem/1497/C2', 1600, 'constructive algorithms,math', 1, 1, '1670827103'),
('Domino on Windowsill', 'b_AHA_r', '1499A', 'https://codeforces.com/problemset/problem/1499/A', 800, 'combinatorics,constructive algorithms,math', 1, 6, '1670615324'),
('Minimum Grid Path', 'b_AHA_r', '1499C', 'https://codeforces.com/problemset/problem/1499/C', 1500, 'brute force,data structures,greedy,math', 1, 1, '1689315964'),
('Business trip', 'b_AHA_r', '149A', 'https://codeforces.com/problemset/problem/149/A', 900, 'greedy,implementation,sortings', 1, 1, '1696261367'),
(' Déjà Vu', 'b_AHA_r', '1504A', 'https://codeforces.com/problemset/problem/1504/A', 800, 'constructive algorithms,strings', 1, 9, '1671769512'),
('Balance the Bits', 'b_AHA_r', '1504C', 'https://codeforces.com/problemset/problem/1504/C', 1600, 'brute force,constructive algorithms,greedy', 1, 1, '1676134945'),
('Is it rated - 2', 'b_AHA_r', '1505A', 'https://codeforces.com/problemset/problem/1505/A', 900, '*special,implementation,interactive', 1, 1, '1711441614'),
('DMCA', 'b_AHA_r', '1505B', 'https://codeforces.com/problemset/problem/1505/B', 1600, '*special,implementation,number theory', 1, 7, '1711443018'),
('Fibonacci Words', 'b_AHA_r', '1505C', 'https://codeforces.com/problemset/problem/1505/C', 1400, '*special,implementation', 1, 2, '1711444146'),
('Xenolith? Hippodrome?', 'b_AHA_r', '1505D', 'https://codeforces.com/problemset/problem/1505/D', 1800, '*special,number theory', 1, 1, '1711454284'),
('Cakewalk', 'b_AHA_r', '1505E', 'https://codeforces.com/problemset/problem/1505/E', 1800, '*special,greedy,implementation,shortest paths', 1, 10, '1711449322'),
('Math', 'b_AHA_r', '1505F', 'https://codeforces.com/problemset/problem/1505/F', 2200, '*special,math', 1, 3, '1711448242'),
('L BREAK into program', 'b_AHA_r', '1505H', 'https://codeforces.com/problemset/problem/1505/H', 2500, '*special', 1, 3, '1711449605'),
('Double-ended Strings', 'b_AHA_r', '1506C', 'https://codeforces.com/problemset/problem/1506/C', 1000, 'brute force,implementation,strings', 1, 1, '1648889201'),
('Epic Transformation', 'b_AHA_r', '1506D', 'https://codeforces.com/problemset/problem/1506/D', 1400, 'constructive algorithms,data structures,greedy', 1, 5, '1689863566'),
('Restoring the Permutation', 'b_AHA_r', '1506E', 'https://codeforces.com/problemset/problem/1506/E', 1500, 'constructive algorithms,implementation', 1, 2, '1689853547'),
('Binary Literature', 'b_AHA_r', '1509D', 'https://codeforces.com/problemset/problem/1509/D', 1900, 'constructive algorithms,greedy,strings,two pointers', 1, 2, '1674203730'),
('GCD Length', 'b_AHA_r', '1511B', 'https://codeforces.com/problemset/problem/1511/B', 1100, 'constructive algorithms,math,number theory', 1, 1, '1677252479'),
('Spy Detected!', 'b_AHA_r', '1512A', 'https://codeforces.com/problemset/problem/1512/A', 800, 'brute force,implementation', 1, 1, '1670296979'),
('A-B Palindrome', 'b_AHA_r', '1512C', 'https://codeforces.com/problemset/problem/1512/C', 1200, 'constructive algorithms,implementation,strings', 1, 6, '1692614541'),
('Cut and Stick', 'b_AHA_r', '1514D', 'https://codeforces.com/problemset/problem/1514/D', 2000, 'binary search,data structures,greedy,implementation,sortings', 1, 2, '1714372112'),
('Phoenix and Towers', 'b_AHA_r', '1515C', 'https://codeforces.com/problemset/problem/1515/C', 1400, 'constructive algorithms,data structures,greedy', 1, 1, '1694855546'),
('Phoenix and Socks', 'b_AHA_r', '1515D', 'https://codeforces.com/problemset/problem/1515/D', 1500, 'greedy,sortings,two pointers', 1, 1, '1688878998'),
('Tit for Tat', 'b_AHA_r', '1516A', 'https://codeforces.com/problemset/problem/1516/A', 800, 'greedy', 1, 1, '1677762183'),
('AGAGA XOOORRR', 'b_AHA_r', '1516B', 'https://codeforces.com/problemset/problem/1516/B', 1500, 'bitmasks,brute force,dp,greedy', 1, 2, '1688300810'),
('Red and Blue Beans', 'b_AHA_r', '1519A', 'https://codeforces.com/problemset/problem/1519/A', 800, 'math', 1, 2, '1670615994'),
('Not Adjacent Matrix', 'b_AHA_r', '1520C', 'https://codeforces.com/problemset/problem/1520/C', 1000, 'constructive algorithms', 1, 1, '1700382360'),
('Same Differences', 'b_AHA_r', '1520D', 'https://codeforces.com/problemset/problem/1520/D', 1200, 'data structures,hashing,math', 1, 2, '1684676931'),
('Arranging The Sheep', 'b_AHA_r', '1520E', 'https://codeforces.com/problemset/problem/1520/E', 1400, 'greedy,math', 1, 2, '1684220990'),
('Nastia and Nearly Good Numbers', 'b_AHA_r', '1521A', 'https://codeforces.com/problemset/problem/1521/A', 1000, 'constructive algorithms,math,number theory', 1, 1, '1699711138'),
('Lord of the Values', 'b_AHA_r', '1523B', 'https://codeforces.com/problemset/problem/1523/B', 1100, 'constructive algorithms', 1, 1, '1693153573'),
('I Hate 1111', 'b_AHA_r', '1526B', 'https://codeforces.com/problemset/problem/1526/B', 1400, 'dp,math,number theory', 1, 4, '1675400322'),
('Potions (Easy Version)', 'b_AHA_r', '1526C1', 'https://codeforces.com/problemset/problem/1526/C1', 1500, 'brute force,data structures,dp,greedy', 1, 1, '1688273875'),
('Potions (Hard Version)', 'b_AHA_r', '1526C2', 'https://codeforces.com/problemset/problem/1526/C2', 1600, 'data structures,greedy', 1, 3, '1681110341'),
('Parsa\'s Humongous Tree', 'b_AHA_r', '1528A', 'https://codeforces.com/problemset/problem/1528/A', 1600, 'dfs and similar,divide and conquer,dp,greedy,trees', 1, 2, '1691941063'),
('Sifid and Strange Subsequences', 'b_AHA_r', '1529B', 'https://codeforces.com/problemset/problem/1529/B', 1100, 'greedy,math,sortings', 1, 3, '1693548021'),
('Binary Decimal', 'b_AHA_r', '1530A', 'https://codeforces.com/problemset/problem/1530/A', 800, 'greedy,math', 1, 2, '1670686008'),
('Lost Tree', 'b_AHA_r', '1534D', 'https://codeforces.com/problemset/problem/1534/D', 1800, 'constructive algorithms,interactive,trees', 1, 2, '1676974599'),
('Diluc and Kaeya', 'b_AHA_r', '1536C', 'https://codeforces.com/problemset/problem/1536/C', 1500, 'data structures,dp,hashing,number theory', 1, 1, '1688400205'),
('Challenging Cliffs', 'b_AHA_r', '1537C', 'https://codeforces.com/problemset/problem/1537/C', 1200, 'constructive algorithms,greedy,implementation,math', 1, 2, '1688791401'),
('Deleting Divisors', 'b_AHA_r', '1537D', 'https://codeforces.com/problemset/problem/1537/D', 1700, 'games,math,number theory', 1, 2, '1684929214'),
('Number of Pairs', 'b_AHA_r', '1538C', 'https://codeforces.com/problemset/problem/1538/C', 1300, 'binary search,data structures,math,two pointers', 1, 1, '1711548008'),
('Another Problem About Dividing Numbers', 'b_AHA_r', '1538D', 'https://codeforces.com/problemset/problem/1538/D', 1700, 'constructive algorithms,math,number theory', 1, 10, '1674915448'),
('Interesting Function', 'b_AHA_r', '1538F', 'https://codeforces.com/problemset/problem/1538/F', 1500, 'binary search,dp,math,number theory', 1, 1, '1688275308'),
('Love Song', 'b_AHA_r', '1539B', 'https://codeforces.com/problemset/problem/1539/B', 800, 'dp,implementation,strings', 1, 2, '1647491930'),
('Pleasant Pairs', 'b_AHA_r', '1541B', 'https://codeforces.com/problemset/problem/1541/B', 1200, 'brute force,implementation,math,number theory', 1, 2, '1689444977'),
('Great Graphs', 'b_AHA_r', '1541C', 'https://codeforces.com/problemset/problem/1541/C', 1400, 'constructive algorithms,graphs,greedy,shortest paths,sortings', 1, 3, '1674211774'),
('Odd Set', 'b_AHA_r', '1542A', 'https://codeforces.com/problemset/problem/1542/A', 800, 'math', 1, 2, '1659198697'),
('Plus and Multiply', 'b_AHA_r', '1542B', 'https://codeforces.com/problemset/problem/1542/B', 1500, 'constructive algorithms,math,number theory', 1, 16, '1688273706'),
('AquaMoon and Strange Sort', 'b_AHA_r', '1546C', 'https://codeforces.com/problemset/problem/1546/C', 1500, 'sortings', 1, 1, '1688627358'),
('Pair Programming', 'b_AHA_r', '1547C', 'https://codeforces.com/problemset/problem/1547/C', 1100, 'greedy,two pointers', 1, 2, '1693557773'),
('Air Conditioners', 'b_AHA_r', '1547E', 'https://codeforces.com/problemset/problem/1547/E', 1500, 'data structures,dp,implementation,shortest paths,sortings,two pointers', 1, 1, '1688442826'),
('Web of Lies', 'b_AHA_r', '1548A', 'https://codeforces.com/problemset/problem/1548/A', 1400, 'brute force,graphs,greedy', 1, 1, '1692883501'),
('Colliders', 'b_AHA_r', '154B', 'https://codeforces.com/problemset/problem/154/B', 1600, 'math,number theory', 1, 4, '1681597385'),
('Wonderful Coloring - 1', 'b_AHA_r', '1551B1', 'https://codeforces.com/problemset/problem/1551/B1', 800, 'greedy,strings', 1, 1, '1694582218'),
('Wonderful Coloring - 2', 'b_AHA_r', '1551B2', 'https://codeforces.com/problemset/problem/1551/B2', 1400, 'binary search,constructive algorithms,data structures,greedy', 1, 2, '1694581632'),
('Interesting Story', 'b_AHA_r', '1551C', 'https://codeforces.com/problemset/problem/1551/C', 1500, 'greedy,sortings,strings', 1, 10, '1688454767'),
('Running for Gold', 'b_AHA_r', '1552B', 'https://codeforces.com/problemset/problem/1552/B', 1500, 'combinatorics,graphs,greedy,sortings', 1, 2, '1688276940'),
('Backspace', 'b_AHA_r', '1553D', 'https://codeforces.com/problemset/problem/1553/D', 1500, 'dp,greedy,strings,two pointers', 1, 3, '1688388116'),
('Charmed by the Game', 'b_AHA_r', '1558A', 'https://codeforces.com/problemset/problem/1558/A', 1300, 'brute force,math', 1, 1, '1694322415'),
('Infinity Table', 'b_AHA_r', '1560C', 'https://codeforces.com/problemset/problem/1560/C', 800, 'implementation,math', 1, 1, '1668250516'),
('Rings', 'b_AHA_r', '1562C', 'https://codeforces.com/problemset/problem/1562/C', 1500, 'constructive algorithms,math', 1, 3, '1688532255'),
('Domino Disaster', 'b_AHA_r', '1567A', 'https://codeforces.com/problemset/problem/1567/A', 800, 'implementation,strings', 1, 2, '1692641300'),
('Jury Meeting', 'b_AHA_r', '1569C', 'https://codeforces.com/problemset/problem/1569/C', 1500, 'combinatorics,math', 1, 1, '1690178658'),
('Slay the Dragon', 'b_AHA_r', '1574C', 'https://codeforces.com/problemset/problem/1574/C', 1300, 'binary search,greedy,sortings,ternary search', 1, 2, '1712165696'),
('Casimir\'s String Solitaire', 'b_AHA_r', '1579A', 'https://codeforces.com/problemset/problem/1579/A', 800, 'math,strings', 1, 1, '1705563922'),
('Shifting Sort', 'b_AHA_r', '1579B', 'https://codeforces.com/problemset/problem/1579/B', 1100, 'implementation,sortings', 1, 1, '1705565387'),
('Productive Meeting', 'b_AHA_r', '1579D', 'https://codeforces.com/problemset/problem/1579/D', 1400, 'constructive algorithms,graphs,greedy', 1, 2, '1705570986'),
('Permutation Minimization by Deque', 'b_AHA_r', '1579E1', 'https://codeforces.com/problemset/problem/1579/E1', 1000, 'constructive algorithms,greedy,math', 1, 1, '1705565885'),
('Array Optimization by Deque', 'b_AHA_r', '1579E2', 'https://codeforces.com/problemset/problem/1579/E2', 1700, 'data structures,greedy', 1, 1, '1705573315'),
('Grandma Capa Knits a Scarf', 'b_AHA_r', '1582C', 'https://codeforces.com/problemset/problem/1582/C', 1200, 'brute force,data structures,greedy,strings,two pointers', 1, 1, '1678187202'),
('Minimize Distance', 'b_AHA_r', '1585C', 'https://codeforces.com/problemset/problem/1585/C', 1300, 'greedy', 1, 1, '1696050683'),
('Next Round', 'b_AHA_r', '158A', 'https://codeforces.com/problemset/problem/158/A', 800, '*special,implementation', 1, 1, '1648264329'),
('Taxi', 'b_AHA_r', '158B', 'https://codeforces.com/problemset/problem/158/B', 1100, '*special,greedy,implementation', 1, 6, '1644930119'),
('Minimize Distance', 'b_AHA_r', '1591C', 'https://codeforces.com/problemset/problem/1591/C', 1300, 'greedy,math', 1, 1, '1712584496'),
('Make it Divisible by 25', 'b_AHA_r', '1593B', 'https://codeforces.com/problemset/problem/1593/B', 900, 'dfs and similar,dp,greedy,math,math', 1, 1, '1692338223'),
('Rubik\'s Cube Coloring (easy version)', 'b_AHA_r', '1594E1', 'https://codeforces.com/problemset/problem/1594/E1', 1300, 'combinatorics,math', 1, 1, '1712044273'),
('Party Organization', 'b_AHA_r', '1600F', 'https://codeforces.com/problemset/problem/1600/F', 2300, 'brute force,math,probabilities', 1, 8, '1709367964'),
('Array Elimination', 'b_AHA_r', '1601A', 'https://codeforces.com/problemset/problem/1601/A', 1300, 'bitmasks,greedy,math,number theory', 1, 3, '1681075805'),
('Di-visible Confusion', 'b_AHA_r', '1603A', 'https://codeforces.com/problemset/problem/1603/A', 1300, 'constructive algorithms,math,number theory', 1, 1, '1672479784'),
('Dominant Character', 'b_AHA_r', '1605C', 'https://codeforces.com/problemset/problem/1605/C', 1400, 'brute force,greedy,implementation,strings', 1, 1, '1692250889'),
('Update Files', 'b_AHA_r', '1606B', 'https://codeforces.com/problemset/problem/1606/B', 1100, 'greedy,implementation,math', 1, 5, '1712392036'),
('Banknotes', 'b_AHA_r', '1606C', 'https://codeforces.com/problemset/problem/1606/C', 1400, 'greedy,number theory', 1, 1, '1712394832'),
('Linear Keyboard', 'b_AHA_r', '1607A', 'https://codeforces.com/problemset/problem/1607/A', 800, 'implementation,strings', 1, 1, '1705760054'),
('Odd Grasshopper', 'b_AHA_r', '1607B', 'https://codeforces.com/problemset/problem/1607/B', 900, 'math', 1, 1, '1705765718'),
('Minimum Extraction', 'b_AHA_r', '1607C', 'https://codeforces.com/problemset/problem/1607/C', 1000, 'brute force,sortings', 1, 1, '1705768687'),
('Twins', 'b_AHA_r', '160A', 'https://codeforces.com/problemset/problem/160/A', 900, 'greedy,sortings', 1, 1, '1674566917'),
('Make Even', 'b_AHA_r', '1611A', 'https://codeforces.com/problemset/problem/1611/A', 800, 'constructive algorithms,math', 1, 1, '1691038446'),
('Team Composition: Programmers and Mathematicians', 'b_AHA_r', '1611B', 'https://codeforces.com/problemset/problem/1611/B', 800, 'binary search,constructive algorithms,math', 1, 1, '1671767671'),
('Weights Assignment For Tree Edges', 'b_AHA_r', '1611D', 'https://codeforces.com/problemset/problem/1611/D', 1500, 'constructive algorithms,trees', 1, 1, '1691037912'),
('Escape The Maze (easy version)', 'b_AHA_r', '1611E1', 'https://codeforces.com/problemset/problem/1611/E1', 1700, 'dfs and similar,greedy,shortest paths,trees,two pointers', 1, 1, '1691042641'),
('Escape The Maze (hard version)', 'b_AHA_r', '1611E2', 'https://codeforces.com/problemset/problem/1611/E2', 1900, 'dfs and similar,dp,greedy,shortest paths,trees', 1, 1, '1691064236'),
('Chat Ban', 'b_AHA_r', '1612C', 'https://codeforces.com/problemset/problem/1612/C', 1300, 'binary search,math', 1, 1, '1679292667'),
('Long Comparison', 'b_AHA_r', '1613A', 'https://codeforces.com/problemset/problem/1613/A', 900, 'implementation,math', 1, 1, '1698681990'),
('Poisoned Dagger', 'b_AHA_r', '1613C', 'https://codeforces.com/problemset/problem/1613/C', 1200, 'binary search', 1, 1, '1673072232'),
('Divan and a New Project ', 'b_AHA_r', '1614B', 'https://codeforces.com/problemset/problem/1614/B', 1000, 'constructive algorithms,sortings', 1, 3, '1692466097'),
('Divan and bitwise operations', 'b_AHA_r', '1614C', 'https://codeforces.com/problemset/problem/1614/C', 1500, 'bitmasks,combinatorics,constructive algorithms,dp,math', 1, 1, '1689398803'),
('Closing The Gap', 'b_AHA_r', '1615A', 'https://codeforces.com/problemset/problem/1615/A', 800, 'greedy,math', 1, 3, '1663306973'),
('And It\'s Non-Zero', 'b_AHA_r', '1615B', 'https://codeforces.com/problemset/problem/1615/B', 1300, 'bitmasks,greedy,math', 1, 8, '1696662218'),
('Mirror in the String', 'b_AHA_r', '1616B', 'https://codeforces.com/problemset/problem/1616/B', 1100, 'greedy,strings', 1, 23, '1678985711'),
('Representative Edges', 'b_AHA_r', '1616C', 'https://codeforces.com/problemset/problem/1616/C', 1500, 'brute force,geometry,implementation,math', 1, 5, '1688362497'),
('GCD Problem', 'b_AHA_r', '1617B', 'https://codeforces.com/problemset/problem/1617/B', 900, 'brute force,constructive algorithms,math,number theory', 1, 3, '1696057948'),
('Paprika and Permutation', 'b_AHA_r', '1617C', 'https://codeforces.com/problemset/problem/1617/C', 1300, 'binary search,greedy,math,sortings', 1, 6, '1668529707'),
('Array and Operations', 'b_AHA_r', '1618D', 'https://codeforces.com/problemset/problem/1618/D', 1300, 'dp,greedy,math', 1, 1, '1682764443'),
('Square String?', 'b_AHA_r', '1619A', 'https://codeforces.com/problemset/problem/1619/A', 800, 'implementation,strings', 1, 1, '1707919068'),
('Squares and Cubes', 'b_AHA_r', '1619B', 'https://codeforces.com/problemset/problem/1619/B', 800, 'implementation,math', 1, 1, '1707919073'),
('Wrong Addition', 'b_AHA_r', '1619C', 'https://codeforces.com/problemset/problem/1619/C', 1200, 'implementation', 1, 10, '1707970959'),
('New Year\'s Problem', 'b_AHA_r', '1619D', 'https://codeforces.com/problemset/problem/1619/D', 1800, 'binary search,greedy,sortings', 1, 1, '1707977767'),
('Dress\'em in Vests!', 'b_AHA_r', '161A', 'https://codeforces.com/problemset/problem/161/A', 1300, 'binary search,brute force,greedy,two pointers', 1, 2, '1692821832'),
('Equal or Not Equal', 'b_AHA_r', '1620A', 'https://codeforces.com/problemset/problem/1620/A', 800, 'constructive algorithms,dsu,implementation', 1, 5, '1671186925'),
('Replace the Numbers', 'b_AHA_r', '1620E', 'https://codeforces.com/problemset/problem/1620/E', 1900, 'constructive algorithms,data structures,dsu,implementation', 1, 1, '1713276796'),
('Stable Arrangement of Rooks', 'b_AHA_r', '1621A', 'https://codeforces.com/problemset/problem/1621/A', 800, 'constructive algorithms', 1, 2, '1664444672'),
('Integers Shop', 'b_AHA_r', '1621B', 'https://codeforces.com/problemset/problem/1621/B', 1500, 'data structures,greedy,implementation', 1, 5, '1688358904'),
('Construct a Rectangle', 'b_AHA_r', '1622A', 'https://codeforces.com/problemset/problem/1622/A', 800, 'geometry,math', 1, 1, '1709538084'),
('Berland Music', 'b_AHA_r', '1622B', 'https://codeforces.com/problemset/problem/1622/B', 1000, 'data structures,greedy,math,sortings', 1, 1, '1709538763'),
('Set or Decrease', 'b_AHA_r', '1622C', 'https://codeforces.com/problemset/problem/1622/C', 1600, 'binary search,brute force,greedy,sortings', 0, 5, '1709541171'),
('Make AP', 'b_AHA_r', '1624B', 'https://codeforces.com/problemset/problem/1624/B', 900, 'implementation,math', 1, 1, '1679904170'),
('Palindromes Coloring', 'b_AHA_r', '1624D', 'https://codeforces.com/problemset/problem/1624/D', 1400, 'binary search,greedy,sortings,strings', 1, 1, '1694695948'),
('Ancient Civilization', 'b_AHA_r', '1625A', 'https://codeforces.com/problemset/problem/1625/A', 800, 'bitmasks,greedy,math', 1, 1, '1712668633'),
('Elementary Particles', 'b_AHA_r', '1625B', 'https://codeforces.com/problemset/problem/1625/B', 1100, 'brute force,greedy,sortings', 1, 1, '1712670583'),
('Minor Reduction', 'b_AHA_r', '1626B', 'https://codeforces.com/problemset/problem/1626/B', 1100, 'greedy,strings', 1, 6, '1675145764'),
('Not Sitting', 'b_AHA_r', '1627B', 'https://codeforces.com/problemset/problem/1627/B', 1300, 'games,greedy,sortings', 1, 1, '1685447121'),
('Not Assigning', 'b_AHA_r', '1627C', 'https://codeforces.com/problemset/problem/1627/C', 1400, 'constructive algorithms,dfs and similar,number theory,trees', 1, 3, '1685443880'),
('Download More RAM', 'b_AHA_r', '1629A', 'https://codeforces.com/problemset/problem/1629/A', 800, 'brute force,greedy,sortings', 1, 1, '1709464291'),
('GCD Arrays', 'b_AHA_r', '1629B', 'https://codeforces.com/problemset/problem/1629/B', 800, 'greedy,math,number theory', 1, 1, '1709465074'),
('Meximum Array', 'b_AHA_r', '1629C', 'https://codeforces.com/problemset/problem/1629/C', 1400, 'constructive algorithms,data structures,greedy,math,two pointers', 1, 1, '1709468429'),
('Min Max Swap', 'b_AHA_r', '1631A', 'https://codeforces.com/problemset/problem/1631/A', 800, 'greedy', 1, 3, '1692617516'),
('And Matching', 'b_AHA_r', '1631C', 'https://codeforces.com/problemset/problem/1631/C', 1500, 'bitmasks,constructive algorithms', 1, 1, '1688615939'),
('ABC', 'b_AHA_r', '1632A', 'https://codeforces.com/problemset/problem/1632/A', 800, 'implementation', 1, 3, '1643559199'),
('Div. 7', 'b_AHA_r', '1633A', 'https://codeforces.com/problemset/problem/1633/A', 800, 'brute force', 1, 2, '1668097551'),
('Reverse and Concatenate', 'b_AHA_r', '1634A', 'https://codeforces.com/problemset/problem/1634/A', 800, 'greedy,strings', 1, 2, '1708147365'),
('Fortune Telling', 'b_AHA_r', '1634B', 'https://codeforces.com/problemset/problem/1634/B', 1400, 'bitmasks,math', 1, 4, '1708155049'),
('OKEA', 'b_AHA_r', '1634C', 'https://codeforces.com/problemset/problem/1634/C', 1000, 'constructive algorithms', 1, 1, '1708151834'),
('Min Or Sum', 'b_AHA_r', '1635A', 'https://codeforces.com/problemset/problem/1635/A', 800, 'bitmasks,greedy', 1, 2, '1664443954'),
('Avoid Local Maximums', 'b_AHA_r', '1635B', 'https://codeforces.com/problemset/problem/1635/B', 800, 'greedy', 1, 4, '1668520932'),
('Sorting Parts', 'b_AHA_r', '1637A', 'https://codeforces.com/problemset/problem/1637/A', 800, 'brute force,sortings', 1, 1, '1644719754'),
('MEX and Array', 'b_AHA_r', '1637B', 'https://codeforces.com/problemset/problem/1637/B', 1100, 'brute force,dp,greedy,math', 1, 1, '1692797049'),
('Reverse', 'b_AHA_r', '1638A', 'https://codeforces.com/problemset/problem/1638/A', 800, 'constructive algorithms,greedy,math', 1, 1, '1707554339'),
('Odd Swap Sort', 'b_AHA_r', '1638B', 'https://codeforces.com/problemset/problem/1638/B', 1100, 'data structures,math,sortings', 1, 2, '1707555899'),
('Inversion Graph', 'b_AHA_r', '1638C', 'https://codeforces.com/problemset/problem/1638/C', 1300, 'data structures,dsu,graphs,math', 1, 1, '1707559037'),
('Great Sequence', 'b_AHA_r', '1641A', 'https://codeforces.com/problemset/problem/1641/A', 1200, 'brute force,greedy,sortings', 1, 2, '1674903694'),
('Power Walking', 'b_AHA_r', '1642B', 'https://codeforces.com/problemset/problem/1642/B', 900, 'greedy', 1, 2, '1714126998'),
('Anti-Fibonacci Permutation', 'b_AHA_r', '1644B', 'https://codeforces.com/problemset/problem/1644/B', 800, 'brute force,constructive algorithms,implementation', 1, 6, '1713371238'),
('Increase Subarray Sums', 'b_AHA_r', '1644C', 'https://codeforces.com/problemset/problem/1644/C', 1400, 'brute force,dp,greedy,implementation', 1, 1, '1713368408'),
('Square Counting', 'b_AHA_r', '1646A', 'https://codeforces.com/problemset/problem/1646/A', 800, 'math', 1, 3, '1646411443'),
('Quality vs Quantity', 'b_AHA_r', '1646B', 'https://codeforces.com/problemset/problem/1646/B', 800, 'brute force,constructive algorithms,greedy,sortings,two pointers', 1, 5, '1668003085'),
('Factorials and Powers of Two', 'b_AHA_r', '1646C', 'https://codeforces.com/problemset/problem/1646/C', 1500, 'bitmasks,brute force,constructive algorithms,dp,math', 1, 3, '1675351881'),
('Madoka and Math Dad', 'b_AHA_r', '1647A', 'https://codeforces.com/problemset/problem/1647/A', 800, 'implementation,math', 1, 1, '1706950379'),
('Madoka and the Elegant Gift', 'b_AHA_r', '1647B', 'https://codeforces.com/problemset/problem/1647/B', 1200, 'brute force,constructive algorithms,graphs,implementation', 1, 1, '1706951651'),
('Madoka and Childish Pranks', 'b_AHA_r', '1647C', 'https://codeforces.com/problemset/problem/1647/C', 1300, 'constructive algorithms,greedy', 1, 3, '1706955216'),
('Game', 'b_AHA_r', '1649A', 'https://codeforces.com/problemset/problem/1649/A', 800, 'implementation', 1, 2, '1707407571'),
('Game of Ball Passing', 'b_AHA_r', '1649B', 'https://codeforces.com/problemset/problem/1649/B', 1300, 'greedy,implementation', 1, 3, '1707409482'),
('Weird Sum', 'b_AHA_r', '1649C', 'https://codeforces.com/problemset/problem/1649/C', 1400, 'brute force,implementation,math,matrices', 1, 1, '1707414490'),
('Integral Array', 'b_AHA_r', '1649D', 'https://codeforces.com/problemset/problem/1649/D', 1800, 'brute force,constructive algorithms,math,sortings', 1, 6, '1707455232'),
('Deletions of Two Adjacent Letters', 'b_AHA_r', '1650A', 'https://codeforces.com/problemset/problem/1650/A', 800, 'implementation,strings', 1, 1, '1646752021'),
('DIV + MOD', 'b_AHA_r', '1650B', 'https://codeforces.com/problemset/problem/1650/B', 900, 'math', 1, 6, '1647261840'),
('Playoff', 'b_AHA_r', '1651A', 'https://codeforces.com/problemset/problem/1651/A', 800, 'implementation', 1, 2, '1646923789'),
('Prove Him Wrong', 'b_AHA_r', '1651B', 'https://codeforces.com/problemset/problem/1651/B', 800, 'constructive algorithms,greedy', 1, 4, '1646928367'),
('Prefix Removals', 'b_AHA_r', '1654B', 'https://codeforces.com/problemset/problem/1654/B', 800, 'strings', 1, 2, '1648122172'),
('Alice and the Cake', 'b_AHA_r', '1654C', 'https://codeforces.com/problemset/problem/1654/C', 1400, 'data structures,greedy,implementation,sortings', 1, 1, '1703240622'),
('Good Pairs', 'b_AHA_r', '1656A', 'https://codeforces.com/problemset/problem/1656/A', 800, 'math,sortings', 1, 2, '1648134217'),
('Subtract Operation', 'b_AHA_r', '1656B', 'https://codeforces.com/problemset/problem/1656/B', 1100, 'data structures,greedy,math,two pointers', 1, 5, '1648260376'),
('Make Equal With Mod', 'b_AHA_r', '1656C', 'https://codeforces.com/problemset/problem/1656/C', 1200, 'constructive algorithms,math,number theory,sortings', 1, 2, '1666946943'),
('Integer Moves', 'b_AHA_r', '1657A', 'https://codeforces.com/problemset/problem/1657/A', 800, 'brute force,math', 1, 1, '1647968999'),
('XY Sequence', 'b_AHA_r', '1657B', 'https://codeforces.com/problemset/problem/1657/B', 800, 'greedy', 1, 1, '1670664346'),
('Marin and Photoshoot', 'b_AHA_r', '1658A', 'https://codeforces.com/problemset/problem/1658/A', 800, 'constructive algorithms,implementation,math', 1, 2, '1648393605'),
('Marin and Anti-coprime Permutation', 'b_AHA_r', '1658B', 'https://codeforces.com/problemset/problem/1658/B', 800, 'combinatorics,math,number theory', 1, 1, '1648432596'),
('Vasya and Coins', 'b_AHA_r', '1660A', 'https://codeforces.com/problemset/problem/1660/A', 800, 'greedy,math', 1, 1, '1648738079'),
('Vlad and Candies', 'b_AHA_r', '1660B', 'https://codeforces.com/problemset/problem/1660/B', 800, 'math', 1, 4, '1648740996'),
('Get an Even String', 'b_AHA_r', '1660C', 'https://codeforces.com/problemset/problem/1660/C', 1300, 'dp,greedy,strings', 1, 1, '1648749917'),
('Array Balancing', 'b_AHA_r', '1661A', 'https://codeforces.com/problemset/problem/1661/A', 800, 'greedy,math', 1, 2, '1649521341'),
('Getting Zero', 'b_AHA_r', '1661B', 'https://codeforces.com/problemset/problem/1661/B', 1300, 'bitmasks,brute force,dfs and similar,dp,graphs,greedy,shortest paths', 1, 3, '1694262519'),
('Who Tested?', 'b_AHA_r', '1663A', 'https://codeforces.com/problemset/problem/1663/A', 0, '*special,expression parsing,trees', 1, 13, '1648831996'),
('Mike\'s Sequence', 'b_AHA_r', '1663B', 'https://codeforces.com/problemset/problem/1663/B', 0, '*special,divide and conquer,implementation,math', 1, 6, '1648832120'),
('Pōja Verdon', 'b_AHA_r', '1663C', 'https://codeforces.com/problemset/problem/1663/C', 0, '*special,implementation,math', 1, 4, '1648832237'),
('Is it rated - 3', 'b_AHA_r', '1663D', 'https://codeforces.com/problemset/problem/1663/D', 0, '*special,combinatorics,dp,math', 1, 2, '1648832406'),
('Cross-Language Program', 'b_AHA_r', '1663H', 'https://codeforces.com/problemset/problem/1663/H', 0, '*special,constructive algorithms', 1, 2, '1648832334'),
('GCD vs LCM', 'b_AHA_r', '1665A', 'https://codeforces.com/problemset/problem/1665/A', 800, 'constructive algorithms,math', 1, 1, '1649504488'),
('Array Cloning Technique', 'b_AHA_r', '1665B', 'https://codeforces.com/problemset/problem/1665/B', 900, 'constructive algorithms,greedy,sortings', 1, 1, '1649578490'),
('Social Distance', 'b_AHA_r', '1668B', 'https://codeforces.com/problemset/problem/1668/B', 900, 'greedy,math,sortings', 1, 1, '1695428110'),
('Division?', 'b_AHA_r', '1669A', 'https://codeforces.com/problemset/problem/1669/A', 800, 'implementation', 1, 1, '1650555773'),
('Triple', 'b_AHA_r', '1669B', 'https://codeforces.com/problemset/problem/1669/B', 800, 'implementation,sortings', 1, 1, '1650556244'),
('Odd/Even Increments', 'b_AHA_r', '1669C', 'https://codeforces.com/problemset/problem/1669/C', 800, 'greedy,greedy,implementation,math', 1, 1, '1650558248'),
('Maximal AND', 'b_AHA_r', '1669H', 'https://codeforces.com/problemset/problem/1669/H', 1300, 'bitmasks,greedy,math', 1, 1, '1713585676'),
('Rank List', 'b_AHA_r', '166A', 'https://codeforces.com/problemset/problem/166/A', 1100, 'binary search,implementation,sortings', 1, 2, '1641787947'),
('Prof. Slim', 'b_AHA_r', '1670A', 'https://codeforces.com/problemset/problem/1670/A', 800, 'greedy,implementation,sortings', 1, 1, '1651890494'),
('Where is the Pizza?', 'b_AHA_r', '1670C', 'https://codeforces.com/problemset/problem/1670/C', 1400, 'data structures,dfs and similar,dsu,graphs,implementation,math', 1, 2, '1677162212'),
('Very Suspicious', 'b_AHA_r', '1670D', 'https://codeforces.com/problemset/problem/1670/D', 1700, 'binary search,brute force,geometry,greedy,implementation,math', 1, 2, '1677169752'),
('Log Chopping', 'b_AHA_r', '1672A', 'https://codeforces.com/problemset/problem/1672/A', 800, 'games,implementation,math', 1, 4, '1651147307'),
('I love AAAB', 'b_AHA_r', '1672B', 'https://codeforces.com/problemset/problem/1672/B', 800, 'constructive algorithms,implementation', 1, 14, '1665046677'),
('Subtle Substring Subtraction', 'b_AHA_r', '1673A', 'https://codeforces.com/problemset/problem/1673/A', 800, 'games,greedy,strings', 1, 1, '1651332701'),
('Palindrome Basis', 'b_AHA_r', '1673C', 'https://codeforces.com/problemset/problem/1673/C', 1500, 'brute force,dp,math,number theory', 1, 4, '1683041506'),
('Number Transformation', 'b_AHA_r', '1674A', 'https://codeforces.com/problemset/problem/1674/A', 800, 'constructive algorithms,math', 1, 1, '1651503319'),
('Dictionary', 'b_AHA_r', '1674B', 'https://codeforces.com/problemset/problem/1674/B', 800, 'combinatorics,math', 1, 1, '1651504175'),
('Infinite Replacement', 'b_AHA_r', '1674C', 'https://codeforces.com/problemset/problem/1674/C', 1000, 'combinatorics,implementation,strings', 1, 8, '1667282685'),
('Food for Animals', 'b_AHA_r', '1675A', 'https://codeforces.com/problemset/problem/1675/A', 800, 'greedy,math', 1, 1, '1651936101'),
('Make It Increasing', 'b_AHA_r', '1675B', 'https://codeforces.com/problemset/problem/1675/B', 900, 'greedy,implementation', 1, 1, '1695204249'),
('Vertical Paths', 'b_AHA_r', '1675D', 'https://codeforces.com/problemset/problem/1675/D', 1300, 'graphs,implementation,trees', 1, 2, '1684298235'),
('Lucky?', 'b_AHA_r', '1676A', 'https://codeforces.com/problemset/problem/1676/A', 800, 'implementation', 1, 1, '1652194628'),
('Equal Candies', 'b_AHA_r', '1676B', 'https://codeforces.com/problemset/problem/1676/B', 800, 'greedy,math,sortings', 1, 1, '1652194948'),
('Most Similar Words', 'b_AHA_r', '1676C', 'https://codeforces.com/problemset/problem/1676/C', 800, 'brute force,greedy,implementation,implementation,math,strings', 1, 3, '1659197963'),
('X-Sum', 'b_AHA_r', '1676D', 'https://codeforces.com/problemset/problem/1676/D', 1000, 'brute force,greedy,implementation', 1, 1, '1707303469'),
('Longest Strike', 'b_AHA_r', '1676F', 'https://codeforces.com/problemset/problem/1676/F', 1300, 'data structures,greedy,implementation,sortings,two pointers', 1, 4, '1704790270'),
('Maximum Crossings (Easy Version)', 'b_AHA_r', '1676H1', 'https://codeforces.com/problemset/problem/1676/H1', 1400, 'brute force', 1, 1, '1683874092'),
('Maximum Crossings (Hard Version)', 'b_AHA_r', '1676H2', 'https://codeforces.com/problemset/problem/1676/H2', 1500, 'data structures,divide and conquer,sortings', 1, 1, '1683874636'),
('AvtoBus', 'b_AHA_r', '1679A', 'https://codeforces.com/problemset/problem/1679/A', 900, 'brute force,greedy,math,number theory', 1, 6, '1667662067'),
('Minimums and Maximums', 'b_AHA_r', '1680A', 'https://codeforces.com/problemset/problem/1680/A', 800, 'brute force,math', 1, 3, '1652959387'),
('Game with Cards', 'b_AHA_r', '1681A', 'https://codeforces.com/problemset/problem/1681/A', 800, 'games,greedy', 1, 2, '1653318326'),
('Card Trick', 'b_AHA_r', '1681B', 'https://codeforces.com/problemset/problem/1681/B', 800, 'implementation,math', 1, 3, '1653487257'),
('Palindromic Indices', 'b_AHA_r', '1682A', 'https://codeforces.com/problemset/problem/1682/A', 800, 'greedy,strings', 1, 7, '1667496511'),
('LIS or Reverse LIS?', 'b_AHA_r', '1682C', 'https://codeforces.com/problemset/problem/1682/C', 1400, 'constructive algorithms,greedy,implementation,math', 1, 1, '1704356141'),
('Digit Minimization', 'b_AHA_r', '1684A', 'https://codeforces.com/problemset/problem/1684/A', 800, 'constructive algorithms,games,math,strings', 1, 1, '1652971364'),
('Z mod X = C', 'b_AHA_r', '1684B', 'https://codeforces.com/problemset/problem/1684/B', 800, 'constructive algorithms,math', 1, 1, '1653027534'),
('Column Swapping', 'b_AHA_r', '1684C', 'https://codeforces.com/problemset/problem/1684/C', 1400, 'brute force,constructive algorithms,greedy,implementation,sortings', 1, 2, '1673631807'),
('Everything Everywhere All But One', 'b_AHA_r', '1686A', 'https://codeforces.com/problemset/problem/1686/A', 800, 'greedy', 1, 2, '1653531750'),
('Odd Subarrays', 'b_AHA_r', '1686B', 'https://codeforces.com/problemset/problem/1686/B', 800, 'dp,greedy', 1, 1, '1653537277'),
('Circular Local MiniMax', 'b_AHA_r', '1686C', 'https://codeforces.com/problemset/problem/1686/C', 1100, 'constructive algorithms,greedy,sortings', 1, 1, '1653629626'),
('Cirno\'s Perfect Bitmasks Classroom', 'b_AHA_r', '1688A', 'https://codeforces.com/problemset/problem/1688/A', 800, 'bitmasks,brute force', 1, 3, '1706785647'),
('Patchouli\'s Magical Talisman', 'b_AHA_r', '1688B', 'https://codeforces.com/problemset/problem/1688/B', 800, 'bitmasks,constructive algorithms,greedy,sortings', 1, 1, '1706786053'),
('Manipulating History', 'b_AHA_r', '1688C', 'https://codeforces.com/problemset/problem/1688/C', 1700, 'constructive algorithms,greedy,strings', 1, 1, '1706788120'),
('The Enchanted Forest', 'b_AHA_r', '1688D', 'https://codeforces.com/problemset/problem/1688/D', 1600, 'greedy,implementation,math', 1, 1, '1706790053'),
('Mystic Permutation', 'b_AHA_r', '1689B', 'https://codeforces.com/problemset/problem/1689/B', 900, 'data structures,greedy', 1, 1, '1694013446'),
('Black and White Stripe', 'b_AHA_r', '1690D', 'https://codeforces.com/problemset/problem/1690/D', 1000, 'implementation,two pointers', 1, 1, '1716978878'),
('Price Maximization', 'b_AHA_r', '1690E', 'https://codeforces.com/problemset/problem/1690/E', 1500, 'binary search,greedy,math,two pointers', 1, 1, '1675245835'),
('Beat The Odds', 'b_AHA_r', '1691A', 'https://codeforces.com/problemset/problem/1691/A', 800, 'brute force,greedy,math', 1, 2, '1654019634'),
('Marathon', 'b_AHA_r', '1692A', 'https://codeforces.com/problemset/problem/1692/A', 800, 'implementation', 1, 1, '1655217478'),
('All Distinct', 'b_AHA_r', '1692B', 'https://codeforces.com/problemset/problem/1692/B', 800, 'greedy,sortings', 1, 2, '1655223546'),
('Where\'s the Bishop?', 'b_AHA_r', '1692C', 'https://codeforces.com/problemset/problem/1692/C', 800, 'implementation', 1, 3, '1664443157'),
('Binary Deque', 'b_AHA_r', '1692E', 'https://codeforces.com/problemset/problem/1692/E', 1200, 'binary search,implementation,two pointers', 1, 1, '1703909401'),
('3SUM', 'b_AHA_r', '1692F', 'https://codeforces.com/problemset/problem/1692/F', 1300, 'brute force,math', 1, 1, '1703565825'),
('2^Sort', 'b_AHA_r', '1692G', 'https://codeforces.com/problemset/problem/1692/G', 1400, 'data structures,dp,sortings,two pointers', 1, 1, '1673589636'),
('Directional Increase', 'b_AHA_r', '1693A', 'https://codeforces.com/problemset/problem/1693/A', 1300, 'greedy', 1, 1, '1684417033'),
('Creep', 'b_AHA_r', '1694A', 'https://codeforces.com/problemset/problem/1694/A', 800, 'greedy,implementation', 1, 2, '1655393476'),
('Paranoid String', 'b_AHA_r', '1694B', 'https://codeforces.com/problemset/problem/1694/B', 1200, 'constructive algorithms,greedy', 1, 5, '1672389032'),
('Circle Game', 'b_AHA_r', '1695B', 'https://codeforces.com/problemset/problem/1695/B', 1000, 'games,greedy', 1, 13, '1672593928'),
('Zero Path', 'b_AHA_r', '1695C', 'https://codeforces.com/problemset/problem/1695/C', 1700, 'brute force,data structures,dp,graphs,greedy,shortest paths', 1, 5, '1691692341'),
('NIT orz!', 'b_AHA_r', '1696A', 'https://codeforces.com/problemset/problem/1696/A', 800, 'bitmasks,greedy', 1, 2, '1657085997'),
('NIT Destroys the Universe', 'b_AHA_r', '1696B', 'https://codeforces.com/problemset/problem/1696/B', 900, 'greedy', 1, 1, '1691495768');
INSERT INTO `problems` (`Name`, `Solved_By`, `Problem_ID`, `Link`, `Rating`, `Tags`, `Solved`, `Attempted`, `Last_Update`) VALUES
('Parkway Walk', 'b_AHA_r', '1697A', 'https://codeforces.com/problemset/problem/1697/A', 800, 'greedy,implementation', 1, 1, '1655048736'),
('Promo', 'b_AHA_r', '1697B', 'https://codeforces.com/problemset/problem/1697/B', 900, 'greedy,sortings', 1, 1, '1655088136'),
('XOR Mixup', 'b_AHA_r', '1698A', 'https://codeforces.com/problemset/problem/1698/A', 800, 'bitmasks,brute force', 1, 1, '1657099380'),
('3SUM Closure', 'b_AHA_r', '1698C', 'https://codeforces.com/problemset/problem/1698/C', 1300, 'brute force,data structures', 1, 1, '1694760661'),
('The Third Three Number Problem', 'b_AHA_r', '1699A', 'https://codeforces.com/problemset/problem/1699/A', 800, 'constructive algorithms,math', 1, 1, '1671711471'),
('Almost Ternary Matrix', 'b_AHA_r', '1699B', 'https://codeforces.com/problemset/problem/1699/B', 900, 'bitmasks,constructive algorithms,matrices', 1, 1, '1689778007'),
('Replacing Digits', 'b_AHA_r', '169B', 'https://codeforces.com/problemset/problem/169/B', 1100, 'greedy', 1, 1, '1677425865'),
('Optimal Path', 'b_AHA_r', '1700A', 'https://codeforces.com/problemset/problem/1700/A', 800, 'constructive algorithms,greedy,math', 1, 2, '1655633042'),
('Palindromic Numbers ', 'b_AHA_r', '1700B', 'https://codeforces.com/problemset/problem/1700/B', 1100, 'constructive algorithms,implementation,math', 1, 2, '1655636250'),
('Grass Field', 'b_AHA_r', '1701A', 'https://codeforces.com/problemset/problem/1701/A', 800, 'implementation', 1, 1, '1708073444'),
('Permutation', 'b_AHA_r', '1701B', 'https://codeforces.com/problemset/problem/1701/B', 800, 'greedy', 1, 2, '1708074096'),
('Schedule Management', 'b_AHA_r', '1701C', 'https://codeforces.com/problemset/problem/1701/C', 1400, 'binary search,greedy,implementation,two pointers', 1, 1, '1708076121'),
('Permutation Restoration', 'b_AHA_r', '1701D', 'https://codeforces.com/problemset/problem/1701/D', 1900, 'binary search,data structures,greedy,math,sortings,two pointers', 1, 8, '1708080940'),
('Not a Cheap String', 'b_AHA_r', '1702D', 'https://codeforces.com/problemset/problem/1702/D', 1000, 'greedy', 1, 1, '1703523180'),
('Split Into Two Sets', 'b_AHA_r', '1702E', 'https://codeforces.com/problemset/problem/1702/E', 1600, 'dfs and similar,dsu,graphs', 1, 2, '1699604129'),
('YES or YES?', 'b_AHA_r', '1703A', 'https://codeforces.com/problemset/problem/1703/A', 800, 'brute force,implementation,strings', 1, 1, '1657636782'),
('ICPC Balloons', 'b_AHA_r', '1703B', 'https://codeforces.com/problemset/problem/1703/B', 800, 'data structures,implementation', 1, 1, '1657637095'),
('Cypher', 'b_AHA_r', '1703C', 'https://codeforces.com/problemset/problem/1703/C', 800, 'brute force,implementation,strings', 1, 1, '1657638169'),
('Double Strings', 'b_AHA_r', '1703D', 'https://codeforces.com/problemset/problem/1703/D', 1100, 'brute force,data structures,strings', 1, 6, '1657691005'),
('Good Key, Bad Key', 'b_AHA_r', '1703G', 'https://codeforces.com/problemset/problem/1703/G', 1600, 'bitmasks,brute force,dp,greedy,math', 1, 1, '1699864838'),
('Luke is a Foodie', 'b_AHA_r', '1704B', 'https://codeforces.com/problemset/problem/1704/B', 1000, 'brute force,greedy,implementation', 1, 1, '1707047188'),
('Virus', 'b_AHA_r', '1704C', 'https://codeforces.com/problemset/problem/1704/C', 1200, 'greedy,implementation,sortings', 1, 2, '1674110508'),
('Mark the Dust Sweeper', 'b_AHA_r', '1705B', 'https://codeforces.com/problemset/problem/1705/B', 900, 'constructive algorithms,greedy,implementation', 1, 1, '1689686638'),
('Mark and His Unfinished Essay', 'b_AHA_r', '1705C', 'https://codeforces.com/problemset/problem/1705/C', 1400, 'brute force,implementation', 1, 3, '1692592093'),
('Qpwoeirut And The City', 'b_AHA_r', '1706C', 'https://codeforces.com/problemset/problem/1706/C', 1400, 'dp,flows,greedy,implementation', 1, 2, '1672924284'),
('Difference of GCDs', 'b_AHA_r', '1708B', 'https://codeforces.com/problemset/problem/1708/B', 1100, 'constructive algorithms,math', 1, 1, '1702100188'),
('Three Doors', 'b_AHA_r', '1709A', 'https://codeforces.com/problemset/problem/1709/A', 800, 'brute force,greedy,implementation,math', 1, 2, '1670763480'),
('Also Try Minecraft', 'b_AHA_r', '1709B', 'https://codeforces.com/problemset/problem/1709/B', 900, 'data structures,dp,implementation', 1, 2, '1689176214'),
('Perfect Permutation', 'b_AHA_r', '1711A', 'https://codeforces.com/problemset/problem/1711/A', 800, 'constructive algorithms', 1, 2, '1658674630'),
('Party', 'b_AHA_r', '1711B', 'https://codeforces.com/problemset/problem/1711/B', 1300, 'brute force,graphs', 1, 2, '1658987675'),
('Optimal Reduction', 'b_AHA_r', '1713B', 'https://codeforces.com/problemset/problem/1713/B', 1000, 'constructive algorithms,sortings', 1, 1, '1707131481'),
('Build Permutation', 'b_AHA_r', '1713C', 'https://codeforces.com/problemset/problem/1713/C', 1200, 'constructive algorithms,dp,math', 1, 4, '1675571150'),
('Everyone Loves to Sleep', 'b_AHA_r', '1714A', 'https://codeforces.com/problemset/problem/1714/A', 900, 'implementation,math', 1, 1, '1659411643'),
('Remove Prefix', 'b_AHA_r', '1714B', 'https://codeforces.com/problemset/problem/1714/B', 800, 'data structures,greedy,implementation', 1, 2, '1659412394'),
('Minimum  Varied Number', 'b_AHA_r', '1714C', 'https://codeforces.com/problemset/problem/1714/C', 800, 'greedy', 1, 1, '1659414781'),
('Color with Occurrences', 'b_AHA_r', '1714D', 'https://codeforces.com/problemset/problem/1714/D', 1600, 'brute force,data structures,dp,greedy,strings', 1, 2, '1714887965'),
('Add Modulo 10', 'b_AHA_r', '1714E', 'https://codeforces.com/problemset/problem/1714/E', 1400, 'brute force,math,number theory', 1, 1, '1704607197'),
('Crossmarket', 'b_AHA_r', '1715A', 'https://codeforces.com/problemset/problem/1715/A', 800, 'constructive algorithms,greedy,math', 1, 1, '1661007822'),
('Beautiful Array', 'b_AHA_r', '1715B', 'https://codeforces.com/problemset/problem/1715/B', 1000, 'constructive algorithms,greedy,math', 1, 1, '1706183334'),
('2-3 Moves', 'b_AHA_r', '1716A', 'https://codeforces.com/problemset/problem/1716/A', 800, 'greedy,math', 1, 4, '1659626241'),
('Permutation Chain', 'b_AHA_r', '1716B', 'https://codeforces.com/problemset/problem/1716/B', 800, 'constructive algorithms,math', 1, 4, '1659628074'),
('Madoka and Strange Thoughts', 'b_AHA_r', '1717A', 'https://codeforces.com/problemset/problem/1717/A', 800, 'math,number theory', 1, 2, '1664446260'),
('Madoka and Formal Statement', 'b_AHA_r', '1717C', 'https://codeforces.com/problemset/problem/1717/C', 1300, 'greedy', 1, 2, '1669979460'),
('Burenka Plays with Fractions', 'b_AHA_r', '1720A', 'https://codeforces.com/problemset/problem/1720/A', 900, 'math,number theory', 1, 1, '1672768579'),
('Interesting Sum', 'b_AHA_r', '1720B', 'https://codeforces.com/problemset/problem/1720/B', 800, 'brute force,data structures,greedy,math,sortings', 1, 1, '1666248631'),
('Corners', 'b_AHA_r', '1720C', 'https://codeforces.com/problemset/problem/1720/C', 1200, 'greedy,implementation', 1, 2, '1704091958'),
('Image', 'b_AHA_r', '1721A', 'https://codeforces.com/problemset/problem/1721/A', 800, 'greedy,implementation', 1, 1, '1661612198'),
('Deadly Laser', 'b_AHA_r', '1721B', 'https://codeforces.com/problemset/problem/1721/B', 1000, 'implementation', 1, 5, '1661666054'),
('Spell Check', 'b_AHA_r', '1722A', 'https://codeforces.com/problemset/problem/1722/A', 800, 'implementation', 1, 1, '1661871335'),
('Colourblindness', 'b_AHA_r', '1722B', 'https://codeforces.com/problemset/problem/1722/B', 800, 'implementation', 1, 1, '1661871688'),
('Word Game', 'b_AHA_r', '1722C', 'https://codeforces.com/problemset/problem/1722/C', 800, 'data structures,implementation', 1, 1, '1661872444'),
('Line', 'b_AHA_r', '1722D', 'https://codeforces.com/problemset/problem/1722/D', 1100, 'greedy,sortings', 1, 1, '1675262865'),
('Counting Rectangles', 'b_AHA_r', '1722E', 'https://codeforces.com/problemset/problem/1722/E', 1600, 'brute force,data structures,dp,implementation', 1, 1, '1708856120'),
('Even-Odd XOR', 'b_AHA_r', '1722G', 'https://codeforces.com/problemset/problem/1722/G', 1500, 'bitmasks,constructive algorithms,greedy', 1, 2, '1675256566'),
('Basketball Together', 'b_AHA_r', '1725B', 'https://codeforces.com/problemset/problem/1725/B', 1000, 'binary search,greedy,sortings', 1, 3, '1680412178'),
('Garage', 'b_AHA_r', '1725G', 'https://codeforces.com/problemset/problem/1725/G', 1500, 'binary search,geometry,math', 1, 4, '1664360477'),
('Mainak and Array', 'b_AHA_r', '1726A', 'https://codeforces.com/problemset/problem/1726/A', 900, 'greedy,math', 1, 1, '1677459489'),
('Jatayu\'s Balanced Bracket Sequence', 'b_AHA_r', '1726C', 'https://codeforces.com/problemset/problem/1726/C', 1300, 'data structures,dsu,graphs,greedy', 1, 1, '1709032068'),
('Colored Balls: Revisited', 'b_AHA_r', '1728A', 'https://codeforces.com/problemset/problem/1728/A', 800, 'brute force,greedy,implementation,sortings', 1, 2, '1662648608'),
('Best Permutation', 'b_AHA_r', '1728B', 'https://codeforces.com/problemset/problem/1728/B', 800, 'constructive algorithms,greedy', 1, 2, '1665812009'),
('Digital Logarithm', 'b_AHA_r', '1728C', 'https://codeforces.com/problemset/problem/1728/C', 1400, 'data structures,greedy,sortings', 1, 1, '1704516278'),
('Two Elevators', 'b_AHA_r', '1729A', 'https://codeforces.com/problemset/problem/1729/A', 800, 'math', 1, 3, '1662994285'),
('Decode String', 'b_AHA_r', '1729B', 'https://codeforces.com/problemset/problem/1729/B', 800, 'greedy,strings', 1, 1, '1662998482'),
('Jumping on Tiles', 'b_AHA_r', '1729C', 'https://codeforces.com/problemset/problem/1729/C', 1100, 'constructive algorithms,strings', 1, 5, '1664199927'),
('Friends and the Restaurant', 'b_AHA_r', '1729D', 'https://codeforces.com/problemset/problem/1729/D', 1200, 'greedy,sortings,two pointers', 1, 2, '1704022424'),
('Planets', 'b_AHA_r', '1730A', 'https://codeforces.com/problemset/problem/1730/A', 800, 'data structures,greedy,sortings', 1, 1, '1664116913'),
('Meeting on the Line', 'b_AHA_r', '1730B', 'https://codeforces.com/problemset/problem/1730/B', 1600, 'binary search,geometry,greedy,implementation,math,ternary search', 1, 1, '1664197352'),
('Minimum Notation', 'b_AHA_r', '1730C', 'https://codeforces.com/problemset/problem/1730/C', 1200, 'data structures,greedy,math,sortings', 1, 2, '1664196172'),
('Joey Takes Money', 'b_AHA_r', '1731A', 'https://codeforces.com/problemset/problem/1731/A', 800, 'greedy,math', 1, 1, '1672152717'),
('Kill Demodogs', 'b_AHA_r', '1731B', 'https://codeforces.com/problemset/problem/1731/B', 1100, 'greedy,math', 1, 3, '1672156496'),
('Bestie', 'b_AHA_r', '1732A', 'https://codeforces.com/problemset/problem/1732/A', 1000, 'brute force,combinatorics,constructive algorithms,implementation,math,number theory', 1, 3, '1666618160'),
('Ugu', 'b_AHA_r', '1732B', 'https://codeforces.com/problemset/problem/1732/B', 900, 'brute force,dp,greedy,implementation', 1, 1, '1666767289'),
('Balance (Easy version)', 'b_AHA_r', '1732D1', 'https://codeforces.com/problemset/problem/1732/D1', 1500, 'brute force,data structures,implementation,number theory', 1, 1, '1666625995'),
('Rule of League', 'b_AHA_r', '1733B', 'https://codeforces.com/problemset/problem/1733/B', 900, 'constructive algorithms,math', 1, 1, '1689047813'),
('Parity Shuffle Sorting', 'b_AHA_r', '1733C', 'https://codeforces.com/problemset/problem/1733/C', 1300, 'constructive algorithms,sortings', 1, 2, '1679053857'),
('Select Three Sticks', 'b_AHA_r', '1734A', 'https://codeforces.com/problemset/problem/1734/A', 800, 'brute force,greedy,sortings', 1, 1, '1663936925'),
('Bright, Nice, Brilliant', 'b_AHA_r', '1734B', 'https://codeforces.com/problemset/problem/1734/B', 800, 'constructive algorithms', 1, 1, '1663938464'),
('Removing Smallest Multiples', 'b_AHA_r', '1734C', 'https://codeforces.com/problemset/problem/1734/C', 1200, 'greedy,math', 1, 1, '1663944049'),
('Working Week', 'b_AHA_r', '1735A', 'https://codeforces.com/problemset/problem/1735/A', 800, 'constructive algorithms,greedy,math', 1, 1, '1664776450'),
('Tea with Tangerines', 'b_AHA_r', '1735B', 'https://codeforces.com/problemset/problem/1735/B', 900, 'greedy,math', 1, 1, '1664779768'),
('Phase Shift', 'b_AHA_r', '1735C', 'https://codeforces.com/problemset/problem/1735/C', 1400, 'dfs and similar,dsu,graphs,greedy,implementation,strings', 1, 3, '1665641128'),
('Make A Equal to B', 'b_AHA_r', '1736A', 'https://codeforces.com/problemset/problem/1736/A', 800, 'brute force,greedy,sortings', 1, 3, '1665413927'),
('Playing with GCD', 'b_AHA_r', '1736B', 'https://codeforces.com/problemset/problem/1736/B', 1200, 'math,number theory', 1, 2, '1665417064'),
('Good Subarrays (Easy Version)', 'b_AHA_r', '1736C1', 'https://codeforces.com/problemset/problem/1736/C1', 1300, 'binary search,data structures,schedules,two pointers', 1, 4, '1665547459'),
('Ela Sorting Books', 'b_AHA_r', '1737A', 'https://codeforces.com/problemset/problem/1737/A', 900, 'greedy,implementation,strings', 1, 1, '1665234345'),
('Ela\'s Fitness and the Luxury Number', 'b_AHA_r', '1737B', 'https://codeforces.com/problemset/problem/1737/B', 1300, 'binary search,implementation,math', 1, 1, '1665236167'),
('Ela and Crickets', 'b_AHA_r', '1737C', 'https://codeforces.com/problemset/problem/1737/C', 1500, 'constructive algorithms,games,implementation,math', 1, 1, '1665297334'),
('Glory Addicts', 'b_AHA_r', '1738A', 'https://codeforces.com/problemset/problem/1738/A', 800, 'greedy,implementation,sortings', 1, 3, '1664614251'),
('Prefix Sum Addicts', 'b_AHA_r', '1738B', 'https://codeforces.com/problemset/problem/1738/B', 1200, 'constructive algorithms,greedy,math,sortings', 1, 6, '1665326618'),
('Even Number Addicts', 'b_AHA_r', '1738C', 'https://codeforces.com/problemset/problem/1738/C', 1500, 'dp,games,greedy,math', 1, 3, '1667463787'),
('Immobile Knight', 'b_AHA_r', '1739A', 'https://codeforces.com/problemset/problem/1739/A', 800, 'implementation', 1, 2, '1664463410'),
('Array Recovery', 'b_AHA_r', '1739B', 'https://codeforces.com/problemset/problem/1739/B', 1100, 'constructive algorithms,greedy,math', 1, 1, '1664464743'),
('Card Game', 'b_AHA_r', '1739C', 'https://codeforces.com/problemset/problem/1739/C', 1500, 'combinatorics,constructive algorithms,dp,games', 1, 1, '1664604490'),
('Reset K Edges', 'b_AHA_r', '1739D', 'https://codeforces.com/problemset/problem/1739/D', 1900, 'binary search,data structures,dfs and similar,graphs,greedy,trees', 1, 1, '1668145456'),
('Factorise N+M', 'b_AHA_r', '1740A', 'https://codeforces.com/problemset/problem/1740/A', 800, 'constructive algorithms,number theory', 1, 3, '1667067909'),
('Jumbo Extra Cheese 2', 'b_AHA_r', '1740B', 'https://codeforces.com/problemset/problem/1740/B', 800, 'geometry,greedy,sortings', 1, 5, '1667053744'),
('Bricks and Bags', 'b_AHA_r', '1740C', 'https://codeforces.com/problemset/problem/1740/C', 1400, 'constructive algorithms,games,greedy,sortings', 1, 1, '1667061513'),
('Knowledge Cards', 'b_AHA_r', '1740D', 'https://codeforces.com/problemset/problem/1740/D', 1500, 'constructive algorithms,data structures', 1, 2, '1667063809'),
('Compare T-Shirt Sizes', 'b_AHA_r', '1741A', 'https://codeforces.com/problemset/problem/1741/A', 800, 'implementation,implementation,strings', 1, 1, '1665499932'),
('Funny Permutation', 'b_AHA_r', '1741B', 'https://codeforces.com/problemset/problem/1741/B', 800, 'constructive algorithms,math', 1, 1, '1665500756'),
('Minimize the Thickness', 'b_AHA_r', '1741C', 'https://codeforces.com/problemset/problem/1741/C', 1100, 'brute force,greedy,math,two pointers', 1, 2, '1665573382'),
('Masha and a Beautiful Tree', 'b_AHA_r', '1741D', 'https://codeforces.com/problemset/problem/1741/D', 1300, 'dfs and similar,divide and conquer,graphs,sortings,trees', 1, 1, '1665555435'),
('Sending a Sequence Over the Network', 'b_AHA_r', '1741E', 'https://codeforces.com/problemset/problem/1741/E', 1600, 'dp', 1, 1, '1665580436'),
('Sum', 'b_AHA_r', '1742A', 'https://codeforces.com/problemset/problem/1742/A', 800, 'implementation', 1, 1, '1665720987'),
('Increasing', 'b_AHA_r', '1742B', 'https://codeforces.com/problemset/problem/1742/B', 800, 'greedy,implementation,sortings', 1, 2, '1665721287'),
('Stripes', 'b_AHA_r', '1742C', 'https://codeforces.com/problemset/problem/1742/C', 900, 'implementation', 1, 2, '1665722091'),
('Coprime', 'b_AHA_r', '1742D', 'https://codeforces.com/problemset/problem/1742/D', 1100, 'brute force,greedy,number theory', 1, 3, '1700156753'),
('Scuza', 'b_AHA_r', '1742E', 'https://codeforces.com/problemset/problem/1742/E', 1200, 'binary search,greedy,math', 1, 2, '1665740644'),
('Smaller', 'b_AHA_r', '1742F', 'https://codeforces.com/problemset/problem/1742/F', 1500, 'constructive algorithms,greedy,strings', 1, 1, '1665751540'),
('Orray', 'b_AHA_r', '1742G', 'https://codeforces.com/problemset/problem/1742/G', 1500, 'bitmasks,brute force,greedy,math,sortings', 1, 2, '1665807952'),
('Password', 'b_AHA_r', '1743A', 'https://codeforces.com/problemset/problem/1743/A', 800, 'brute force,combinatorics,implementation,math', 1, 1, '1666018024'),
('Permutation Value', 'b_AHA_r', '1743B', 'https://codeforces.com/problemset/problem/1743/B', 800, 'constructive algorithms,greedy', 1, 1, '1666018709'),
('Save the Magazines', 'b_AHA_r', '1743C', 'https://codeforces.com/problemset/problem/1743/C', 1100, 'constructive algorithms,dp,greedy', 1, 1, '1666024488'),
('Problem with Random Tests', 'b_AHA_r', '1743D', 'https://codeforces.com/problemset/problem/1743/D', 1700, 'brute force,dp,greedy,probabilities', 1, 3, '1666417902'),
('Number Replacement', 'b_AHA_r', '1744A', 'https://codeforces.com/problemset/problem/1744/A', 800, 'greedy,implementation', 1, 1, '1665999130'),
('Even-Odd Increments ', 'b_AHA_r', '1744B', 'https://codeforces.com/problemset/problem/1744/B', 800, 'implementation,math', 1, 1, '1666099181'),
('Traffic Light', 'b_AHA_r', '1744C', 'https://codeforces.com/problemset/problem/1744/C', 1000, 'binary search,implementation,two pointers', 1, 3, '1666015046'),
('Divisibility by 2^n', 'b_AHA_r', '1744D', 'https://codeforces.com/problemset/problem/1744/D', 1200, 'greedy,math,sortings', 1, 1, '1666011223'),
('Divisible Numbers (easy version)', 'b_AHA_r', '1744E1', 'https://codeforces.com/problemset/problem/1744/E1', 1500, 'brute force,math,number theory', 1, 1, '1666102657'),
('Divisible Numbers (hard version)', 'b_AHA_r', '1744E2', 'https://codeforces.com/problemset/problem/1744/E2', 1900, 'brute force,math,number theory', 1, 4, '1666102635'),
('Maxmina', 'b_AHA_r', '1746A', 'https://codeforces.com/problemset/problem/1746/A', 800, 'constructive algorithms,greedy', 1, 1, '1665845089'),
('Rebellion', 'b_AHA_r', '1746B', 'https://codeforces.com/problemset/problem/1746/B', 800, 'constructive algorithms,greedy,two pointers', 1, 4, '1665848243'),
('Permutation Operations', 'b_AHA_r', '1746C', 'https://codeforces.com/problemset/problem/1746/C', 1300, 'constructive algorithms,greedy,implementation,math', 1, 5, '1665899967'),
('Two Groups', 'b_AHA_r', '1747A', 'https://codeforces.com/problemset/problem/1747/A', 800, 'constructive algorithms,greedy', 1, 1, '1667572803'),
('BAN BAN', 'b_AHA_r', '1747B', 'https://codeforces.com/problemset/problem/1747/B', 900, 'constructive algorithms', 1, 7, '1667577723'),
('Swap Game', 'b_AHA_r', '1747C', 'https://codeforces.com/problemset/problem/1747/C', 1200, 'games', 1, 1, '1667578233'),
('The Ultimate Square', 'b_AHA_r', '1748A', 'https://codeforces.com/problemset/problem/1748/A', 800, 'math', 1, 3, '1668308051'),
('Diverse Substrings', 'b_AHA_r', '1748B', 'https://codeforces.com/problemset/problem/1748/B', 1400, 'brute force,implementation,strings', 1, 4, '1668316566'),
('Zero-Sum Prefixes', 'b_AHA_r', '1748C', 'https://codeforces.com/problemset/problem/1748/C', 1600, 'brute force,data structures,dp,greedy,implementation', 1, 6, '1668344335'),
('Cowardly Rooks', 'b_AHA_r', '1749A', 'https://codeforces.com/problemset/problem/1749/A', 800, 'greedy,implementation', 1, 2, '1666363102'),
('Death\'s Blessing', 'b_AHA_r', '1749B', 'https://codeforces.com/problemset/problem/1749/B', 900, 'greedy', 1, 3, '1666364655'),
('Number Game', 'b_AHA_r', '1749C', 'https://codeforces.com/problemset/problem/1749/C', 1400, 'binary search,data structures,games,greedy,implementation', 1, 1, '1666368203'),
('Counting Arrays', 'b_AHA_r', '1749D', 'https://codeforces.com/problemset/problem/1749/D', 1900, 'combinatorics,dp,math,number theory', 1, 3, '1666945896'),
('Indirect Sort', 'b_AHA_r', '1750A', 'https://codeforces.com/problemset/problem/1750/A', 800, 'constructive algorithms,implementation,math', 1, 2, '1667809470'),
('Maximum Substring', 'b_AHA_r', '1750B', 'https://codeforces.com/problemset/problem/1750/B', 800, 'brute force,greedy,implementation', 1, 4, '1667809779'),
('Complementary XOR', 'b_AHA_r', '1750C', 'https://codeforces.com/problemset/problem/1750/C', 1400, 'constructive algorithms,implementation', 1, 6, '1667812365'),
('Count GCD', 'b_AHA_r', '1750D', 'https://codeforces.com/problemset/problem/1750/D', 1800, 'combinatorics,math,number theory', 1, 3, '1667814898'),
('Factorial Divisibility', 'b_AHA_r', '1753B', 'https://codeforces.com/problemset/problem/1753/B', 1600, 'math,number theory', 1, 6, '1713359488'),
('Technical Support', 'b_AHA_r', '1754A', 'https://codeforces.com/problemset/problem/1754/A', 800, 'greedy', 1, 2, '1667649298'),
('Kevin and Permutation', 'b_AHA_r', '1754B', 'https://codeforces.com/problemset/problem/1754/B', 800, 'constructive algorithms,greedy,math', 1, 1, '1666513300'),
('Make Nonzero Sum (easy version)', 'b_AHA_r', '1754C1', 'https://codeforces.com/problemset/problem/1754/C1', 1300, 'constructive algorithms', 1, 2, '1666543866'),
('Factorial Divisibility', 'b_AHA_r', '1754D', 'https://codeforces.com/problemset/problem/1754/D', 1600, 'math', 1, 3, '1666623222'),
('SSeeeeiinngg DDoouubbllee', 'b_AHA_r', '1758A', 'https://codeforces.com/problemset/problem/1758/A', 800, 'constructive algorithms,strings', 1, 1, '1669390730'),
('XOR = Average', 'b_AHA_r', '1758B', 'https://codeforces.com/problemset/problem/1758/B', 900, 'constructive algorithms', 1, 1, '1669392890'),
('Almost All Multiples', 'b_AHA_r', '1758C', 'https://codeforces.com/problemset/problem/1758/C', 1400, 'greedy,number theory', 1, 14, '1669442370'),
('Range = √Sum', 'b_AHA_r', '1758D', 'https://codeforces.com/problemset/problem/1758/D', 1800, 'binary search,brute force,constructive algorithms,math,two pointers', 1, 5, '1669447465'),
('Yes-Yes?', 'b_AHA_r', '1759A', 'https://codeforces.com/problemset/problem/1759/A', 800, 'implementation,strings', 1, 4, '1668864839'),
('Lost Permutation', 'b_AHA_r', '1759B', 'https://codeforces.com/problemset/problem/1759/B', 800, 'math', 1, 7, '1668874786'),
('Thermostat', 'b_AHA_r', '1759C', 'https://codeforces.com/problemset/problem/1759/C', 1100, 'greedy,math,shortest paths', 1, 2, '1668865116'),
('Make It Round', 'b_AHA_r', '1759D', 'https://codeforces.com/problemset/problem/1759/D', 1400, 'brute force,number theory', 1, 2, '1668941955'),
('The Humanoid', 'b_AHA_r', '1759E', 'https://codeforces.com/problemset/problem/1759/E', 1500, 'brute force,dp,sortings', 1, 3, '1669034207'),
('Medium Number', 'b_AHA_r', '1760A', 'https://codeforces.com/problemset/problem/1760/A', 800, 'implementation,sortings', 1, 1, '1669041436'),
('Atilla\'s Favorite Problem', 'b_AHA_r', '1760B', 'https://codeforces.com/problemset/problem/1760/B', 800, 'greedy,implementation,strings', 1, 1, '1669041621'),
('Advantage', 'b_AHA_r', '1760C', 'https://codeforces.com/problemset/problem/1760/C', 800, 'data structures,implementation,sortings', 1, 4, '1669046764'),
('Challenging Valleys', 'b_AHA_r', '1760D', 'https://codeforces.com/problemset/problem/1760/D', 1000, 'implementation,two pointers', 1, 2, '1669046499'),
('Binary Inversions', 'b_AHA_r', '1760E', 'https://codeforces.com/problemset/problem/1760/E', 1100, 'data structures,greedy,math', 1, 5, '1669049327'),
('Quests', 'b_AHA_r', '1760F', 'https://codeforces.com/problemset/problem/1760/F', 1500, 'binary search,greedy,sortings', 1, 1, '1669734461'),
('SlavicG\'s Favorite Problem', 'b_AHA_r', '1760G', 'https://codeforces.com/problemset/problem/1760/G', 1700, 'bitmasks,dfs and similar,graphs', 1, 8, '1680983226'),
('Two Permutations', 'b_AHA_r', '1761A', 'https://codeforces.com/problemset/problem/1761/A', 800, 'brute force,constructive algorithms', 1, 1, '1669137805'),
('Elimination of a Ring', 'b_AHA_r', '1761B', 'https://codeforces.com/problemset/problem/1761/B', 1000, 'constructive algorithms,greedy,implementation', 1, 2, '1669644866'),
('Divide and Conquer', 'b_AHA_r', '1762A', 'https://codeforces.com/problemset/problem/1762/A', 800, 'greedy,math,number theory', 1, 1, '1671184943'),
('Make Array Good', 'b_AHA_r', '1762B', 'https://codeforces.com/problemset/problem/1762/B', 1100, 'constructive algorithms,implementation,number theory,sortings', 1, 1, '1671186291'),
('Binary Strings are Fun', 'b_AHA_r', '1762C', 'https://codeforces.com/problemset/problem/1762/C', 1400, 'combinatorics,math', 1, 1, '1671189955'),
('Absolute Maximization', 'b_AHA_r', '1763A', 'https://codeforces.com/problemset/problem/1763/A', 800, 'bitmasks,constructive algorithms,greedy,math', 1, 1, '1671521082'),
('Incinerate', 'b_AHA_r', '1763B', 'https://codeforces.com/problemset/problem/1763/B', 1200, 'binary search,brute force,data structures,implementation,math,sortings', 1, 1, '1704173977'),
('Doremy\'s Paint', 'b_AHA_r', '1764A', 'https://codeforces.com/problemset/problem/1764/A', 800, 'greedy', 1, 1, '1669528592'),
('Doremy\'s Perfect Math Class', 'b_AHA_r', '1764B', 'https://codeforces.com/problemset/problem/1764/B', 900, 'math,number theory', 1, 2, '1669529604'),
('Doremy\'s City Construction', 'b_AHA_r', '1764C', 'https://codeforces.com/problemset/problem/1764/C', 1400, 'graphs,greedy', 1, 1, '1669729336'),
('Exchange', 'b_AHA_r', '1765E', 'https://codeforces.com/problemset/problem/1765/E', 1000, 'brute force,math', 1, 1, '1672572732'),
('Minimum LCM', 'b_AHA_r', '1765M', 'https://codeforces.com/problemset/problem/1765/M', 1000, 'math,number theory', 1, 4, '1673373138'),
('Extremely Round', 'b_AHA_r', '1766A', 'https://codeforces.com/problemset/problem/1766/A', 800, 'brute force,implementation', 1, 1, '1671026803'),
('Notepad#', 'b_AHA_r', '1766B', 'https://codeforces.com/problemset/problem/1766/B', 1000, 'implementation', 1, 1, '1705757398'),
('Lucky Chains', 'b_AHA_r', '1766D', 'https://codeforces.com/problemset/problem/1766/D', 1600, 'math,number theory', 1, 2, '1698821084'),
('Playoff', 'b_AHA_r', '1767D', 'https://codeforces.com/problemset/problem/1767/D', 1500, 'combinatorics,constructive algorithms,dp,greedy,math', 1, 1, '1675178643'),
('Greatest Convex', 'b_AHA_r', '1768A', 'https://codeforces.com/problemset/problem/1768/A', 800, 'greedy,math,number theory', 1, 1, '1672930329'),
('Quick Sort', 'b_AHA_r', '1768B', 'https://codeforces.com/problemset/problem/1768/B', 900, 'greedy,math', 1, 1, '1672932363'),
('Elemental Decompress', 'b_AHA_r', '1768C', 'https://codeforces.com/problemset/problem/1768/C', 1300, 'constructive algorithms,greedy,implementation,sortings', 1, 1, '1672986624'),
('Lucky Permutation', 'b_AHA_r', '1768D', 'https://codeforces.com/problemset/problem/1768/D', 1800, 'constructive algorithms,dfs and similar,graphs,greedy', 1, 1, '1673068920'),
('Koxia and Whiteboards', 'b_AHA_r', '1770A', 'https://codeforces.com/problemset/problem/1770/A', 1000, 'brute force,greedy', 1, 2, '1672414302'),
('Koxia and Permutation', 'b_AHA_r', '1770B', 'https://codeforces.com/problemset/problem/1770/B', 1000, 'constructive algorithms', 1, 1, '1672415399'),
('Koxia and Number Theory', 'b_AHA_r', '1770C', 'https://codeforces.com/problemset/problem/1770/C', 1700, 'brute force,chinese remainder theorem,math,number theory', 1, 6, '1672465296'),
('Hossam and Combinatorics', 'b_AHA_r', '1771A', 'https://codeforces.com/problemset/problem/1771/A', 900, 'combinatorics,math,sortings', 1, 6, '1670777396'),
('Hossam and Friends', 'b_AHA_r', '1771B', 'https://codeforces.com/problemset/problem/1771/B', 1400, 'binary search,constructive algorithms,dp,two pointers', 0, 5, '1670780083'),
('Hossam and Trainees', 'b_AHA_r', '1771C', 'https://codeforces.com/problemset/problem/1771/C', 1600, 'greedy,math,number theory', 1, 12, '1698419120'),
('A+B?', 'b_AHA_r', '1772A', 'https://codeforces.com/problemset/problem/1772/A', 800, 'implementation', 1, 1, '1671391417'),
('Matrix Rotation', 'b_AHA_r', '1772B', 'https://codeforces.com/problemset/problem/1772/B', 800, 'brute force,implementation', 1, 1, '1671605435'),
('Different Differences', 'b_AHA_r', '1772C', 'https://codeforces.com/problemset/problem/1772/C', 1000, 'constructive algorithms,greedy,math', 1, 2, '1671606921'),
('Absolute Sorting', 'b_AHA_r', '1772D', 'https://codeforces.com/problemset/problem/1772/D', 1400, 'constructive algorithms,math', 1, 1, '1675924771'),
('Coloring', 'b_AHA_r', '1774B', 'https://codeforces.com/problemset/problem/1774/B', 1500, 'constructive algorithms,greedy,math', 1, 5, '1673505306'),
('Ice and Fire', 'b_AHA_r', '1774C', 'https://codeforces.com/problemset/problem/1774/C', 1300, 'constructive algorithms,dp,greedy', 1, 1, '1673509461'),
('Same Count One', 'b_AHA_r', '1774D', 'https://codeforces.com/problemset/problem/1774/D', 1600, 'brute force,constructive algorithms,greedy,implementation,two pointers', 1, 1, '1714627630'),
('Gardener and the Capybaras (easy version)', 'b_AHA_r', '1775A1', 'https://codeforces.com/problemset/problem/1775/A1', 800, 'brute force,constructive algorithms,implementation', 1, 1, '1686165807'),
('Gardener and the Capybaras (hard version)', 'b_AHA_r', '1775A2', 'https://codeforces.com/problemset/problem/1775/A2', 900, 'constructive algorithms,greedy', 1, 1, '1675749285'),
('Interesting Sequence', 'b_AHA_r', '1775C', 'https://codeforces.com/problemset/problem/1775/C', 1600, 'bitmasks,math', 1, 1, '1713355502'),
('Walking Boy', 'b_AHA_r', '1776A', 'https://codeforces.com/problemset/problem/1776/A', 800, 'greedy', 1, 3, '1676811585'),
('Beppa and SwerChat', 'b_AHA_r', '1776H', 'https://codeforces.com/problemset/problem/1776/H', 1300, 'two pointers', 1, 7, '1687581586'),
('Everybody Likes Good Arrays!', 'b_AHA_r', '1777A', 'https://codeforces.com/problemset/problem/1777/A', 800, 'greedy,math', 1, 1, '1674313009'),
('Emordnilap', 'b_AHA_r', '1777B', 'https://codeforces.com/problemset/problem/1777/B', 900, 'combinatorics,greedy,math', 1, 2, '1674315167'),
('Quiz Master', 'b_AHA_r', '1777C', 'https://codeforces.com/problemset/problem/1777/C', 1700, 'binary search,math,number theory,sortings,two pointers', 1, 1, '1674367253'),
('Flip Flop Sum', 'b_AHA_r', '1778A', 'https://codeforces.com/problemset/problem/1778/A', 800, 'greedy,implementation', 1, 1, '1675307344'),
('The Forbidden Permutation', 'b_AHA_r', '1778B', 'https://codeforces.com/problemset/problem/1778/B', 1300, 'greedy,math', 1, 1, '1675310599'),
('Flexible String', 'b_AHA_r', '1778C', 'https://codeforces.com/problemset/problem/1778/C', 1600, 'bitmasks,brute force,strings', 1, 6, '1675434171'),
('Hall of Fame', 'b_AHA_r', '1779A', 'https://codeforces.com/problemset/problem/1779/A', 800, 'constructive algorithms,greedy,strings', 1, 2, '1672813816'),
('MKnez\'s ConstructiveForces Task', 'b_AHA_r', '1779B', 'https://codeforces.com/problemset/problem/1779/B', 900, 'constructive algorithms,math', 1, 1, '1672815487'),
('Hayato and School', 'b_AHA_r', '1780A', 'https://codeforces.com/problemset/problem/1780/A', 800, 'constructive algorithms,greedy', 1, 4, '1674666688'),
('GCD Partition', 'b_AHA_r', '1780B', 'https://codeforces.com/problemset/problem/1780/B', 1100, 'brute force,greedy,math,number theory', 1, 3, '1674660540'),
('Parallel Projection', 'b_AHA_r', '1782A', 'https://codeforces.com/problemset/problem/1782/A', 800, 'geometry,greedy,math', 1, 1, '1673845186'),
('Going to the Cinema', 'b_AHA_r', '1782B', 'https://codeforces.com/problemset/problem/1782/B', 1000, 'brute force,greedy,sortings', 1, 1, '1673971566'),
('Equal Frequencies', 'b_AHA_r', '1782C', 'https://codeforces.com/problemset/problem/1782/C', 1600, 'brute force,constructive algorithms,greedy,implementation,sortings,strings', 1, 1, '1715940891'),
('Make it Beautiful', 'b_AHA_r', '1783A', 'https://codeforces.com/problemset/problem/1783/A', 800, 'constructive algorithms,math,sortings', 1, 2, '1673190184'),
('Matrix of Differences', 'b_AHA_r', '1783B', 'https://codeforces.com/problemset/problem/1783/B', 1100, 'constructive algorithms,math', 1, 2, '1673193784'),
('Yet Another Tournament', 'b_AHA_r', '1783C', 'https://codeforces.com/problemset/problem/1783/C', 1700, 'binary search,greedy,sortings', 1, 4, '1673240469'),
('Monsters (easy version)', 'b_AHA_r', '1784A', 'https://codeforces.com/problemset/problem/1784/A', 1000, 'brute force,greedy', 1, 2, '1700022251'),
('Letter Exchange', 'b_AHA_r', '1785B', 'https://codeforces.com/problemset/problem/1785/B', 1900, 'constructive algorithms,graphs,greedy,implementation', 1, 1, '1675756320'),
('Cake Assembly Line', 'b_AHA_r', '1786B', 'https://codeforces.com/problemset/problem/1786/B', 1300, 'brute force,sortings', 1, 3, '1675747322'),
('Exponential Equation', 'b_AHA_r', '1787A', 'https://codeforces.com/problemset/problem/1787/A', 800, 'constructive algorithms,math', 1, 3, '1675003904'),
('Number Factorization', 'b_AHA_r', '1787B', 'https://codeforces.com/problemset/problem/1787/B', 1100, 'greedy,math,number theory', 1, 1, '1675005516'),
('Remove the Bracket', 'b_AHA_r', '1787C', 'https://codeforces.com/problemset/problem/1787/C', 1600, 'dp,greedy,math', 1, 3, '1675011139'),
('One and Two', 'b_AHA_r', '1788A', 'https://codeforces.com/problemset/problem/1788/A', 800, 'brute force,implementation,math', 1, 1, '1691654465'),
('Sum of Two Numbers', 'b_AHA_r', '1788B', 'https://codeforces.com/problemset/problem/1788/B', 1100, 'constructive algorithms,greedy,implementation,math,probabilities', 1, 1, '1697726024'),
('Serval and Mocha\'s Array', 'b_AHA_r', '1789A', 'https://codeforces.com/problemset/problem/1789/A', 800, 'brute force,math,number theory', 1, 1, '1706717154'),
('Serval and Inversion Magic', 'b_AHA_r', '1789B', 'https://codeforces.com/problemset/problem/1789/B', 800, 'brute force,implementation,strings,two pointers', 1, 3, '1706718471'),
('Polycarp and the Day of Pi', 'b_AHA_r', '1790A', 'https://codeforces.com/problemset/problem/1790/A', 800, 'implementation,math,strings', 1, 1, '1674830768'),
('Taisia and Dice', 'b_AHA_r', '1790B', 'https://codeforces.com/problemset/problem/1790/B', 800, 'greedy,greedy,math', 1, 1, '1674832431'),
('Premutation', 'b_AHA_r', '1790C', 'https://codeforces.com/problemset/problem/1790/C', 1000, 'brute force,implementation,math', 1, 1, '1674835314'),
('Matryoshkas', 'b_AHA_r', '1790D', 'https://codeforces.com/problemset/problem/1790/D', 1200, 'data structures,greedy,sortings', 1, 2, '1674879699'),
('Vlad and a Pair of Numbers', 'b_AHA_r', '1790E', 'https://codeforces.com/problemset/problem/1790/E', 1400, 'bitmasks,constructive algorithms', 1, 2, '1674880813'),
('Codeforces Checking', 'b_AHA_r', '1791A', 'https://codeforces.com/problemset/problem/1791/A', 800, 'implementation,strings', 1, 1, '1675444683'),
('Distinct Split', 'b_AHA_r', '1791D', 'https://codeforces.com/problemset/problem/1791/D', 1000, 'brute force,greedy,strings', 1, 2, '1703133116'),
('Negatives and Positives', 'b_AHA_r', '1791E', 'https://codeforces.com/problemset/problem/1791/E', 1100, 'dp,greedy,sortings', 1, 1, '1718289685'),
('Range Update Point Query', 'b_AHA_r', '1791F', 'https://codeforces.com/problemset/problem/1791/F', 1500, 'binary search,brute force,data structures', 1, 2, '1675488987'),
('Teleporters (Easy Version)', 'b_AHA_r', '1791G1', 'https://codeforces.com/problemset/problem/1791/G1', 1100, 'greedy,sortings', 1, 1, '1695036446'),
('Stand-up Comedian', 'b_AHA_r', '1792B', 'https://codeforces.com/problemset/problem/1792/B', 1200, 'greedy,math', 1, 4, '1677157060'),
('Min Max Sort', 'b_AHA_r', '1792C', 'https://codeforces.com/problemset/problem/1792/C', 1500, 'binary search,brute force,greedy,math,two pointers', 1, 5, '1675590457'),
('Yet Another Promotion', 'b_AHA_r', '1793A', 'https://codeforces.com/problemset/problem/1793/A', 800, 'greedy,math', 1, 1, '1676220139'),
('Fedya and Array', 'b_AHA_r', '1793B', 'https://codeforces.com/problemset/problem/1793/B', 1100, 'constructive algorithms,math', 1, 1, '1676220638'),
('Dora and Search', 'b_AHA_r', '1793C', 'https://codeforces.com/problemset/problem/1793/C', 1200, 'constructive algorithms,data structures,two pointers', 1, 1, '1676220070'),
('Prefix and Suffix Array', 'b_AHA_r', '1794A', 'https://codeforces.com/problemset/problem/1794/A', 800, 'strings', 1, 2, '1677992996'),
('Not Dividing', 'b_AHA_r', '1794B', 'https://codeforces.com/problemset/problem/1794/B', 900, 'constructive algorithms,greedy,math', 1, 4, '1678020026'),
('Scoring Subsequences', 'b_AHA_r', '1794C', 'https://codeforces.com/problemset/problem/1794/C', 1300, 'binary search,greedy,math,two pointers', 1, 1, '1678039403'),
('Ideal Point', 'b_AHA_r', '1795B', 'https://codeforces.com/problemset/problem/1795/B', 900, 'brute force,geometry,greedy', 1, 1, '1699965063'),
('Tea Tasting', 'b_AHA_r', '1795C', 'https://codeforces.com/problemset/problem/1795/C', 1500, 'binary search,data structures,implementation', 1, 1, '1676702104'),
('Triangle Coloring', 'b_AHA_r', '1795D', 'https://codeforces.com/problemset/problem/1795/D', 1600, 'combinatorics,math', 1, 1, '1676707699'),
('Typical Interview Problem', 'b_AHA_r', '1796A', 'https://codeforces.com/problemset/problem/1796/A', 800, 'brute force,implementation,strings', 1, 1, '1678642070'),
('Asterisk-Minor Template', 'b_AHA_r', '1796B', 'https://codeforces.com/problemset/problem/1796/B', 1000, 'implementation,strings', 1, 1, '1698508318'),
('Maximum Set', 'b_AHA_r', '1796C', 'https://codeforces.com/problemset/problem/1796/C', 1600, 'binary search,math', 1, 1, '1677915764'),
('Li Hua and Maze', 'b_AHA_r', '1797A', 'https://codeforces.com/problemset/problem/1797/A', 800, 'constructive algorithms,flows,graphs,greedy,implementation', 1, 1, '1681029071'),
('Li Hua and Pattern', 'b_AHA_r', '1797B', 'https://codeforces.com/problemset/problem/1797/B', 1100, 'constructive algorithms,greedy', 1, 2, '1680974291'),
('Li Hua and Chess', 'b_AHA_r', '1797C', 'https://codeforces.com/problemset/problem/1797/C', 1600, 'constructive algorithms,greedy,interactive', 1, 1, '1715321722'),
('Showstopper', 'b_AHA_r', '1798A', 'https://codeforces.com/problemset/problem/1798/A', 800, 'greedy,implementation,sortings', 1, 1, '1694251166'),
('Three Sevens', 'b_AHA_r', '1798B', 'https://codeforces.com/problemset/problem/1798/B', 1000, 'brute force,data structures,greedy,implementation', 1, 1, '1690879734'),
('Shocking Arrangement', 'b_AHA_r', '1798D', 'https://codeforces.com/problemset/problem/1798/D', 1600, 'constructive algorithms,greedy,math', 1, 3, '1699537339'),
('Recent Actions', 'b_AHA_r', '1799A', 'https://codeforces.com/problemset/problem/1799/A', 800, 'data structures,greedy,implementation,math', 1, 1, '1677925185'),
('Equalize by Divide', 'b_AHA_r', '1799B', 'https://codeforces.com/problemset/problem/1799/B', 1200, 'brute force,constructive algorithms,greedy,math', 1, 2, '1677929008'),
('Count the Number of Pairs', 'b_AHA_r', '1800B', 'https://codeforces.com/problemset/problem/1800/B', 1000, 'greedy,strings', 1, 1, '1701576120'),
('Powering the Hero (easy version)', 'b_AHA_r', '1800C1', 'https://codeforces.com/problemset/problem/1800/C1', 1000, 'data structures,greedy', 1, 1, '1698302377'),
('Powering the Hero (hard version)', 'b_AHA_r', '1800C2', 'https://codeforces.com/problemset/problem/1800/C2', 1100, 'data structures,greedy', 1, 1, '1694951172'),
('Remove Two Letters', 'b_AHA_r', '1800D', 'https://codeforces.com/problemset/problem/1800/D', 1200, 'data structures,greedy,hashing,strings', 1, 1, '1699004813'),
('Unforgivable Curse (hard version)', 'b_AHA_r', '1800E2', 'https://codeforces.com/problemset/problem/1800/E2', 1500, 'brute force,constructive algorithms,dfs and similar,dsu,graphs,greedy,strings', 1, 1, '1677829916'),
('The Very Beautiful Blanket', 'b_AHA_r', '1801A', 'https://codeforces.com/problemset/problem/1801/A', 1600, 'bitmasks,constructive algorithms', 1, 2, '1715762130'),
('Likes', 'b_AHA_r', '1802A', 'https://codeforces.com/problemset/problem/1802/A', 800, 'greedy,implementation', 1, 1, '1694251450'),
('Settlement of Guinea Pigs', 'b_AHA_r', '1802B', 'https://codeforces.com/problemset/problem/1802/B', 1000, 'greedy,implementation,math', 1, 1, '1701255309'),
('Vaccination', 'b_AHA_r', '1804B', 'https://codeforces.com/problemset/problem/1804/B', 1000, 'greedy,implementation', 1, 1, '1678804171'),
('Pull Your Luck', 'b_AHA_r', '1804C', 'https://codeforces.com/problemset/problem/1804/C', 1500, 'brute force,greedy,math,number theory', 1, 1, '1678870092'),
('We Need the Zero', 'b_AHA_r', '1805A', 'https://codeforces.com/problemset/problem/1805/A', 800, 'bitmasks,brute force', 1, 1, '1680511258'),
('The String Has a Target', 'b_AHA_r', '1805B', 'https://codeforces.com/problemset/problem/1805/B', 800, 'greedy,strings', 1, 1, '1680511705'),
('Place for a Selfie', 'b_AHA_r', '1805C', 'https://codeforces.com/problemset/problem/1805/C', 1400, 'binary search,data structures,geometry,math', 1, 2, '1680514382'),
('A Wide, Wide Graph', 'b_AHA_r', '1805D', 'https://codeforces.com/problemset/problem/1805/D', 1800, 'dfs and similar,dp,graphs,greedy,trees', 1, 1, '1684087682'),
('Mex Master', 'b_AHA_r', '1806B', 'https://codeforces.com/problemset/problem/1806/B', 900, 'constructive algorithms,greedy', 1, 1, '1679376306'),
('Sequence Master', 'b_AHA_r', '1806C', 'https://codeforces.com/problemset/problem/1806/C', 1600, 'brute force,constructive algorithms,math', 1, 1, '1714890615'),
('Plus or Minus', 'b_AHA_r', '1807A', 'https://codeforces.com/problemset/problem/1807/A', 800, 'implementation', 1, 1, '1679239304'),
('Grab the Candies', 'b_AHA_r', '1807B', 'https://codeforces.com/problemset/problem/1807/B', 800, 'greedy', 1, 1, '1679239496'),
('Find and Replace', 'b_AHA_r', '1807C', 'https://codeforces.com/problemset/problem/1807/C', 800, 'greedy,implementation,strings', 1, 1, '1679240234'),
('Odd Queries', 'b_AHA_r', '1807D', 'https://codeforces.com/problemset/problem/1807/D', 900, 'data structures,implementation', 1, 3, '1679243283'),
('Interview', 'b_AHA_r', '1807E', 'https://codeforces.com/problemset/problem/1807/E', 1300, 'binary search,implementation,interactive', 1, 8, '1679313817'),
('Subsequence Addition (Easy Version)', 'b_AHA_r', '1807G1', 'https://codeforces.com/problemset/problem/1807/G1', 1100, 'brute force,data structures,dp,greedy,implementation,sortings', 1, 1, '1679243173'),
('Subsequence Addition (Hard Version)', 'b_AHA_r', '1807G2', 'https://codeforces.com/problemset/problem/1807/G2', 1100, 'bitmasks,dp,greedy,implementation,sortings', 1, 1, '1679243937'),
('Lucky Numbers', 'b_AHA_r', '1808A', 'https://codeforces.com/problemset/problem/1808/A', 900, 'brute force,implementation', 1, 11, '1680089684'),
('Playing in a Casino', 'b_AHA_r', '1808B', 'https://codeforces.com/problemset/problem/1808/B', 1200, 'math,sortings', 1, 1, '1680215464'),
('Garland', 'b_AHA_r', '1809A', 'https://codeforces.com/problemset/problem/1809/A', 800, 'implementation', 1, 4, '1679732526'),
('Points on Plane', 'b_AHA_r', '1809B', 'https://codeforces.com/problemset/problem/1809/B', 1000, 'binary search,greedy,math', 1, 5, '1679763764'),
('Sum on Subarrays', 'b_AHA_r', '1809C', 'https://codeforces.com/problemset/problem/1809/C', 1500, 'constructive algorithms,greedy,math', 1, 1, '1679735094'),
('Beautiful Sequence', 'b_AHA_r', '1810A', 'https://codeforces.com/problemset/problem/1810/A', 800, 'brute force,greedy', 1, 3, '1680346211'),
('Candies', 'b_AHA_r', '1810B', 'https://codeforces.com/problemset/problem/1810/B', 800, 'constructive algorithms,math,number theory', 1, 3, '1680346246'),
('Make It Permutation', 'b_AHA_r', '1810C', 'https://codeforces.com/problemset/problem/1810/C', 1300, 'brute force,greedy,sortings', 1, 5, '1680346227'),
('Insert Digit', 'b_AHA_r', '1811A', 'https://codeforces.com/problemset/problem/1811/A', 800, 'greedy,math,strings', 1, 1, '1681288030'),
('Conveyor Belts', 'b_AHA_r', '1811B', 'https://codeforces.com/problemset/problem/1811/B', 1000, 'implementation,math', 1, 1, '1681289732'),
('Restore the Array', 'b_AHA_r', '1811C', 'https://codeforces.com/problemset/problem/1811/C', 1100, 'constructive algorithms,greedy', 1, 1, '1681292117'),
('Umka and a Long Flight', 'b_AHA_r', '1811D', 'https://codeforces.com/problemset/problem/1811/D', 1600, 'constructive algorithms,implementation,math', 1, 1, '1715232178'),
('Living Sequence', 'b_AHA_r', '1811E', 'https://codeforces.com/problemset/problem/1811/E', 1500, 'binary search,dp,math,number theory', 1, 2, '1682867295'),
('Are You a Robot?', 'b_AHA_r', '1812A', 'https://codeforces.com/problemset/problem/1812/A', 0, '*special,*special,*special,expression parsing,strings', 1, 2, '1680594634'),
('Was it Rated?', 'b_AHA_r', '1812B', 'https://codeforces.com/problemset/problem/1812/B', 0, '*special,*special,*special,brute force,implementation', 1, 6, '1680595530'),
('Digits', 'b_AHA_r', '1812C', 'https://codeforces.com/problemset/problem/1812/C', 0, '*special', 1, 1, '1680596589'),
('Trivial Conjecture', 'b_AHA_r', '1812D', 'https://codeforces.com/problemset/problem/1812/D', 0, '*special,constructive algorithms,math,number theory', 1, 2, '1680597250'),
('Not a Geometry Problem', 'b_AHA_r', '1812E', 'https://codeforces.com/problemset/problem/1812/E', 0, '*special,*special,constructive algorithms,geometry,math', 1, 1, '1680597759'),
('Factorization', 'b_AHA_r', '1812F', 'https://codeforces.com/problemset/problem/1812/F', 0, '*special,number theory', 1, 3, '1680604386'),
('Colour Vision', 'b_AHA_r', '1812G', 'https://codeforces.com/problemset/problem/1812/G', 0, '*special,implementation', 1, 2, '1680607356'),
('Unmysterious Language', 'b_AHA_r', '1812J', 'https://codeforces.com/problemset/problem/1812/J', 0, '*special,constructive algorithms,strings', 1, 9, '1680598763'),
('Coins', 'b_AHA_r', '1814A', 'https://codeforces.com/problemset/problem/1814/A', 800, 'implementation,math', 1, 1, '1680798102'),
('Search in Parallel', 'b_AHA_r', '1814C', 'https://codeforces.com/problemset/problem/1814/C', 1500, 'constructive algorithms,greedy,sortings', 1, 3, '1682854812'),
('Ian Visits Mary', 'b_AHA_r', '1816A', 'https://codeforces.com/problemset/problem/1816/A', 800, 'constructive algorithms,geometry,number theory', 1, 3, '1681412987'),
('Grid Reconstruction', 'b_AHA_r', '1816B', 'https://codeforces.com/problemset/problem/1816/B', 1000, 'constructive algorithms,greedy', 1, 2, '1681063085'),
('Ian and Array Sorting', 'b_AHA_r', '1816C', 'https://codeforces.com/problemset/problem/1816/C', 1300, 'math,sortings', 1, 9, '1681066428'),
('Politics', 'b_AHA_r', '1818A', 'https://codeforces.com/problemset/problem/1818/A', 800, 'greedy,implementation', 1, 3, '1682785725'),
('Indivisible', 'b_AHA_r', '1818B', 'https://codeforces.com/problemset/problem/1818/B', 900, 'constructive algorithms', 1, 1, '1682780802'),
('Almost Increasing Subsequence', 'b_AHA_r', '1818C', 'https://codeforces.com/problemset/problem/1818/C', 1500, 'binary search,dp,greedy', 1, 4, '1683525970'),
('Yura\'s New Name', 'b_AHA_r', '1820A', 'https://codeforces.com/problemset/problem/1820/A', 800, 'implementation,strings', 1, 1, '1681753013'),
('JoJo\'s Incredible Adventures', 'b_AHA_r', '1820B', 'https://codeforces.com/problemset/problem/1820/B', 1100, 'math,strings,two pointers', 1, 3, '1681755574'),
('Constructive Problem', 'b_AHA_r', '1820C', 'https://codeforces.com/problemset/problem/1820/C', 1300, 'constructive algorithms,greedy', 1, 2, '1681890008'),
('Matching', 'b_AHA_r', '1821A', 'https://codeforces.com/problemset/problem/1821/A', 800, 'combinatorics,math', 1, 1, '1682021332'),
('Sort the Subarray', 'b_AHA_r', '1821B', 'https://codeforces.com/problemset/problem/1821/B', 1100, 'brute force,greedy', 1, 3, '1682242043'),
('Tear It Apart', 'b_AHA_r', '1821C', 'https://codeforces.com/problemset/problem/1821/C', 1300, 'brute force,implementation,math,strings', 1, 1, '1682241884'),
('TubeTube Feed', 'b_AHA_r', '1822A', 'https://codeforces.com/problemset/problem/1822/A', 800, 'brute force,implementation', 1, 1, '1682347642'),
('Karina and Array', 'b_AHA_r', '1822B', 'https://codeforces.com/problemset/problem/1822/B', 800, 'greedy,math,sortings', 1, 2, '1682348772'),
('Bun Lover', 'b_AHA_r', '1822C', 'https://codeforces.com/problemset/problem/1822/C', 800, 'math', 1, 1, '1682350213'),
('Super-Permutation', 'b_AHA_r', '1822D', 'https://codeforces.com/problemset/problem/1822/D', 1200, 'constructive algorithms,math', 1, 1, '1682359713'),
('Making Anti-Palindromes', 'b_AHA_r', '1822E', 'https://codeforces.com/problemset/problem/1822/E', 1600, 'greedy,math,strings', 1, 3, '1682595751'),
('Magic Triples (Easy Version)', 'b_AHA_r', '1822G1', 'https://codeforces.com/problemset/problem/1822/G1', 1700, 'brute force,data structures,math,number theory', 1, 2, '1684418882'),
('A-characteristic', 'b_AHA_r', '1823A', 'https://codeforces.com/problemset/problem/1823/A', 800, 'combinatorics,constructive algorithms,math', 1, 1, '1682671906'),
('Sort with Step', 'b_AHA_r', '1823B', 'https://codeforces.com/problemset/problem/1823/B', 900, 'brute force,math,sortings', 1, 2, '1682681052'),
('Strongly Composite', 'b_AHA_r', '1823C', 'https://codeforces.com/problemset/problem/1823/C', 1300, 'greedy,math,number theory', 1, 3, '1682684037'),
('LuoTianyi and the Table', 'b_AHA_r', '1825B', 'https://codeforces.com/problemset/problem/1825/B', 1000, 'greedy,math', 1, 1, '1692543728'),
('LuoTianyi and the Show', 'b_AHA_r', '1825C', 'https://codeforces.com/problemset/problem/1825/C', 1400, 'greedy,sortings', 1, 2, '1684001793'),
('Trust Nobody', 'b_AHA_r', '1826A', 'https://codeforces.com/problemset/problem/1826/A', 1200, 'brute force,greedy,implementation,sortings', 1, 1, '1683509848'),
('Lunatic Never Content', 'b_AHA_r', '1826B', 'https://codeforces.com/problemset/problem/1826/B', 1100, 'math,number theory', 1, 2, '1683509499'),
('Dreaming of Freedom', 'b_AHA_r', '1826C', 'https://codeforces.com/problemset/problem/1826/C', 1300, 'greedy,math,number theory', 1, 3, '1685265299'),
('Divisible Array', 'b_AHA_r', '1828A', 'https://codeforces.com/problemset/problem/1828/A', 800, 'constructive algorithms,math', 1, 1, '1684090797');
INSERT INTO `problems` (`Name`, `Solved_By`, `Problem_ID`, `Link`, `Rating`, `Tags`, `Solved`, `Attempted`, `Last_Update`) VALUES
('Permutation Swap', 'b_AHA_r', '1828B', 'https://codeforces.com/problemset/problem/1828/B', 900, 'math,number theory', 1, 2, '1684093523'),
('Counting Orders', 'b_AHA_r', '1828C', 'https://codeforces.com/problemset/problem/1828/C', 1100, 'binary search,combinatorics,sortings', 1, 1, '1684138053'),
('Love Story', 'b_AHA_r', '1829A', 'https://codeforces.com/problemset/problem/1829/A', 800, 'implementation,strings', 1, 1, '1683638070'),
('Blank Space', 'b_AHA_r', '1829B', 'https://codeforces.com/problemset/problem/1829/B', 800, 'implementation', 1, 1, '1683638267'),
('Mr. Perfectly Fine', 'b_AHA_r', '1829C', 'https://codeforces.com/problemset/problem/1829/C', 800, 'bitmasks,greedy,implementation', 1, 1, '1683638935'),
('Gold Rush', 'b_AHA_r', '1829D', 'https://codeforces.com/problemset/problem/1829/D', 1000, 'brute force,dfs and similar,dp,implementation', 1, 1, '1683686946'),
('The Lakes', 'b_AHA_r', '1829E', 'https://codeforces.com/problemset/problem/1829/E', 1100, 'dfs and similar,dsu,graphs,implementation', 1, 1, '1683688533'),
('Forever Winter', 'b_AHA_r', '1829F', 'https://codeforces.com/problemset/problem/1829/F', 1300, 'dfs and similar,graphs,math', 1, 1, '1683690487'),
('Hits Different', 'b_AHA_r', '1829G', 'https://codeforces.com/problemset/problem/1829/G', 1600, 'data structures,dp,implementation,math', 1, 3, '1683976867'),
('Don\'t Blame Me', 'b_AHA_r', '1829H', 'https://codeforces.com/problemset/problem/1829/H', 1700, 'bitmasks,combinatorics,dp,math', 1, 1, '1683986258'),
('Common Divisors', 'b_AHA_r', '182D', 'https://codeforces.com/problemset/problem/182/D', 1400, 'brute force,hashing,implementation,math,strings', 1, 4, '1693049880'),
('Twin Permutations', 'b_AHA_r', '1831A', 'https://codeforces.com/problemset/problem/1831/A', 800, 'constructive algorithms', 1, 1, '1685286728'),
('Array merging', 'b_AHA_r', '1831B', 'https://codeforces.com/problemset/problem/1831/B', 1000, 'constructive algorithms,greedy', 1, 1, '1685288524'),
('Copil Copac Draws Trees', 'b_AHA_r', '1831C', 'https://codeforces.com/problemset/problem/1831/C', 1400, 'dfs and similar,dp,graphs,trees', 1, 3, '1685297374'),
('New Palindrome', 'b_AHA_r', '1832A', 'https://codeforces.com/problemset/problem/1832/A', 800, 'strings', 1, 2, '1683903370'),
('Maximum Sum', 'b_AHA_r', '1832B', 'https://codeforces.com/problemset/problem/1832/B', 1100, 'brute force,sortings,two pointers', 1, 1, '1683909457'),
('Contrast Value', 'b_AHA_r', '1832C', 'https://codeforces.com/problemset/problem/1832/C', 1200, 'greedy,implementation', 1, 1, '1683968046'),
('Musical Puzzle', 'b_AHA_r', '1833A', 'https://codeforces.com/problemset/problem/1833/A', 800, 'implementation,strings', 1, 1, '1684507162'),
('Restore the Weather', 'b_AHA_r', '1833B', 'https://codeforces.com/problemset/problem/1833/B', 900, 'greedy,sortings', 1, 1, '1684508201'),
('Vlad Building Beautiful Array', 'b_AHA_r', '1833C', 'https://codeforces.com/problemset/problem/1833/C', 800, 'greedy,math', 1, 1, '1684509264'),
('Flipper', 'b_AHA_r', '1833D', 'https://codeforces.com/problemset/problem/1833/D', 1400, 'brute force,constructive algorithms,greedy', 1, 1, '1685271569'),
('Round Dance', 'b_AHA_r', '1833E', 'https://codeforces.com/problemset/problem/1833/E', 1600, 'dfs and similar,dsu,graphs,shortest paths', 1, 1, '1684572819'),
('Ksyusha and Chinchilla', 'b_AHA_r', '1833G', 'https://codeforces.com/problemset/problem/1833/G', 1800, 'constructive algorithms,dfs and similar,dp,dsu,greedy,implementation,trees', 1, 2, '1685772545'),
('Unit Array', 'b_AHA_r', '1834A', 'https://codeforces.com/problemset/problem/1834/A', 800, 'greedy,math', 1, 1, '1687146900'),
('Maximum Strength', 'b_AHA_r', '1834B', 'https://codeforces.com/problemset/problem/1834/B', 1000, 'greedy,math', 1, 2, '1687323998'),
('Game with Reversing', 'b_AHA_r', '1834C', 'https://codeforces.com/problemset/problem/1834/C', 1200, 'games,greedy,math,strings', 1, 2, '1687455679'),
('Survey in Class', 'b_AHA_r', '1834D', 'https://codeforces.com/problemset/problem/1834/D', 1900, 'brute force,data structures,greedy,implementation,sortings', 1, 1, '1687587099'),
('MEX of LCM', 'b_AHA_r', '1834E', 'https://codeforces.com/problemset/problem/1834/E', 2300, 'binary search,data structures,implementation,math,number theory', 1, 1, '1687589045'),
('Destroyer', 'b_AHA_r', '1836A', 'https://codeforces.com/problemset/problem/1836/A', 800, 'implementation,sortings', 1, 1, '1687440548'),
('Astrophysicists', 'b_AHA_r', '1836B', 'https://codeforces.com/problemset/problem/1836/B', 1100, 'greedy,math', 1, 1, '1687441782'),
('k-th equality', 'b_AHA_r', '1836C', 'https://codeforces.com/problemset/problem/1836/C', 1700, 'brute force,greedy,implementation,math', 1, 1, '1687451285'),
('Grasshopper on a Line', 'b_AHA_r', '1837A', 'https://codeforces.com/problemset/problem/1837/A', 800, 'constructive algorithms,math', 1, 1, '1685025628'),
('Comparison String', 'b_AHA_r', '1837B', 'https://codeforces.com/problemset/problem/1837/B', 900, 'greedy', 1, 2, '1685026684'),
('Best Binary String', 'b_AHA_r', '1837C', 'https://codeforces.com/problemset/problem/1837/C', 1000, 'constructive algorithms,greedy', 1, 4, '1685120407'),
('Bracket Coloring', 'b_AHA_r', '1837D', 'https://codeforces.com/problemset/problem/1837/D', 1400, 'constructive algorithms,greedy', 1, 3, '1685091726'),
('Blackboard List', 'b_AHA_r', '1838A', 'https://codeforces.com/problemset/problem/1838/A', 800, 'constructive algorithms,math', 1, 2, '1685890479'),
('Minimize Permutation Subarrays', 'b_AHA_r', '1838B', 'https://codeforces.com/problemset/problem/1838/B', 1100, 'constructive algorithms,math', 1, 4, '1685903725'),
('No Prime Differences', 'b_AHA_r', '1838C', 'https://codeforces.com/problemset/problem/1838/C', 1400, 'constructive algorithms,math,number theory', 1, 2, '1685946285'),
('The Good Array', 'b_AHA_r', '1839A', 'https://codeforces.com/problemset/problem/1839/A', 800, 'greedy,implementation,math', 1, 2, '1686238269'),
('Lamps', 'b_AHA_r', '1839B', 'https://codeforces.com/problemset/problem/1839/B', 1100, 'greedy,sortings', 1, 2, '1686238297'),
('Insert Zero and Invert Prefix', 'b_AHA_r', '1839C', 'https://codeforces.com/problemset/problem/1839/C', 1300, 'constructive algorithms', 1, 2, '1686238336'),
('Cipher Shifer', 'b_AHA_r', '1840A', 'https://codeforces.com/problemset/problem/1840/A', 800, 'implementation,strings,two pointers', 1, 1, '1686087182'),
('Binary Cafe', 'b_AHA_r', '1840B', 'https://codeforces.com/problemset/problem/1840/B', 1100, 'bitmasks,combinatorics,math', 1, 3, '1686234580'),
('Ski Resort', 'b_AHA_r', '1840C', 'https://codeforces.com/problemset/problem/1840/C', 1000, 'combinatorics,math,two pointers', 1, 1, '1686302674'),
('Wooden Toy Festival', 'b_AHA_r', '1840D', 'https://codeforces.com/problemset/problem/1840/D', 1400, 'binary search,greedy,sortings', 1, 1, '1686314516'),
('Character Blocking', 'b_AHA_r', '1840E', 'https://codeforces.com/problemset/problem/1840/E', 1600, 'data structures,hashing,implementation', 1, 4, '1715062932'),
('Game with Board', 'b_AHA_r', '1841A', 'https://codeforces.com/problemset/problem/1841/A', 800, 'constructive algorithms,games', 1, 1, '1686581018'),
('Keep it Beautiful', 'b_AHA_r', '1841B', 'https://codeforces.com/problemset/problem/1841/B', 1000, 'implementation', 1, 3, '1686585546'),
('Ranom Numbers', 'b_AHA_r', '1841C', 'https://codeforces.com/problemset/problem/1841/C', 1800, 'brute force,dp,greedy,math,strings', 1, 1, '1687508512'),
('Tenzing and Tsondu', 'b_AHA_r', '1842A', 'https://codeforces.com/problemset/problem/1842/A', 800, 'games,math', 1, 1, '1687615852'),
('Tenzing and Books', 'b_AHA_r', '1842B', 'https://codeforces.com/problemset/problem/1842/B', 1100, 'bitmasks,greedy,math', 1, 2, '1687617251'),
('Tenzing and Balls', 'b_AHA_r', '1842C', 'https://codeforces.com/problemset/problem/1842/C', 1500, 'dp', 0, 3, '1687682622'),
('Sasha and Array Coloring', 'b_AHA_r', '1843A', 'https://codeforces.com/problemset/problem/1843/A', 800, 'greedy,sortings,two pointers', 1, 1, '1687273942'),
('Long Long', 'b_AHA_r', '1843B', 'https://codeforces.com/problemset/problem/1843/B', 800, 'greedy,math,two pointers', 1, 1, '1687275270'),
('Sum in Binary Tree', 'b_AHA_r', '1843C', 'https://codeforces.com/problemset/problem/1843/C', 800, 'bitmasks,combinatorics,math,trees', 1, 1, '1687274126'),
('Apple Tree', 'b_AHA_r', '1843D', 'https://codeforces.com/problemset/problem/1843/D', 1200, 'combinatorics,dfs and similar,dp,math,trees', 1, 1, '1687278612'),
('Tracking Segments', 'b_AHA_r', '1843E', 'https://codeforces.com/problemset/problem/1843/E', 1600, 'binary search,brute force,data structures,two pointers', 1, 1, '1687444439'),
('Omsk Metro (simple version)', 'b_AHA_r', '1843F1', 'https://codeforces.com/problemset/problem/1843/F1', 1800, 'data structures,dfs and similar,dp,graphs,greedy,math,trees', 1, 1, '1687531119'),
('Subtraction Game', 'b_AHA_r', '1844A', 'https://codeforces.com/problemset/problem/1844/A', 800, 'constructive algorithms,games', 1, 1, '1689241441'),
('Permutations & Primes', 'b_AHA_r', '1844B', 'https://codeforces.com/problemset/problem/1844/B', 1000, 'constructive algorithms,math', 1, 1, '1689242440'),
('Particles', 'b_AHA_r', '1844C', 'https://codeforces.com/problemset/problem/1844/C', 1300, 'dp,greedy,implementation,math', 1, 1, '1689244285'),
('Row Major', 'b_AHA_r', '1844D', 'https://codeforces.com/problemset/problem/1844/D', 1400, 'constructive algorithms,greedy,math,number theory,strings', 1, 1, '1689247330'),
('Forbidden Integer', 'b_AHA_r', '1845A', 'https://codeforces.com/problemset/problem/1845/A', 800, 'constructive algorithms,implementation,math,number theory', 1, 4, '1688105850'),
('Come Together', 'b_AHA_r', '1845B', 'https://codeforces.com/problemset/problem/1845/B', 900, 'geometry,implementation,math', 1, 1, '1688113341'),
('Strong Password', 'b_AHA_r', '1845C', 'https://codeforces.com/problemset/problem/1845/C', 1400, 'binary search,dp,greedy,strings', 1, 2, '1688189300'),
('Rudolph and Cut the Rope ', 'b_AHA_r', '1846A', 'https://codeforces.com/problemset/problem/1846/A', 800, 'implementation,math', 1, 1, '1688742230'),
('Rudolph and Tic-Tac-Toe', 'b_AHA_r', '1846B', 'https://codeforces.com/problemset/problem/1846/B', 800, 'brute force,implementation,strings', 1, 2, '1688742170'),
('Rudolf and the Another Competition', 'b_AHA_r', '1846C', 'https://codeforces.com/problemset/problem/1846/C', 1200, 'constructive algorithms,data structures,dp,greedy,sortings', 1, 6, '1689867021'),
('Rudolph and Christmas Tree', 'b_AHA_r', '1846D', 'https://codeforces.com/problemset/problem/1846/D', 1200, 'constructive algorithms,geometry,math', 1, 4, '1688747304'),
('Rudolf and Snowflakes (simple version)', 'b_AHA_r', '1846E1', 'https://codeforces.com/problemset/problem/1846/E1', 1300, 'brute force,implementation,math', 1, 1, '1688748464'),
('Rudolf and Snowflakes (hard version)', 'b_AHA_r', '1846E2', 'https://codeforces.com/problemset/problem/1846/E2', 1800, 'binary search,brute force,implementation,math', 1, 11, '1690003289'),
('The Man who became a God ', 'b_AHA_r', '1847A', 'https://codeforces.com/problemset/problem/1847/A', 800, 'greedy,sortings', 1, 1, '1688654727'),
('Hamon Odyssey', 'b_AHA_r', '1847B', 'https://codeforces.com/problemset/problem/1847/B', 1000, 'bitmasks,greedy,two pointers', 1, 4, '1688699325'),
('Vampiric Powers, anyone?', 'b_AHA_r', '1847C', 'https://codeforces.com/problemset/problem/1847/C', 1400, 'bitmasks,brute force,dp,greedy', 1, 2, '1688718789'),
('Vika and Her Friends', 'b_AHA_r', '1848A', 'https://codeforces.com/problemset/problem/1848/A', 900, 'games,math', 1, 1, '1690811796'),
('Morning Sandwich', 'b_AHA_r', '1849A', 'https://codeforces.com/problemset/problem/1849/A', 800, 'implementation,math', 1, 1, '1690469129'),
('Monsters', 'b_AHA_r', '1849B', 'https://codeforces.com/problemset/problem/1849/B', 1000, 'greedy,math,sortings', 1, 4, '1690540208'),
('Binary String Copying', 'b_AHA_r', '1849C', 'https://codeforces.com/problemset/problem/1849/C', 1600, 'binary search,brute force,data structures,hashing,strings', 1, 8, '1714469211'),
('Array Painting', 'b_AHA_r', '1849D', 'https://codeforces.com/problemset/problem/1849/D', 1700, 'constructive algorithms,greedy,two pointers', 1, 6, '1690550639'),
('To My Critics', 'b_AHA_r', '1850A', 'https://codeforces.com/problemset/problem/1850/A', 800, 'implementation,sortings', 1, 1, '1689950220'),
('Ten Words of Wisdom', 'b_AHA_r', '1850B', 'https://codeforces.com/problemset/problem/1850/B', 800, 'implementation,sortings', 1, 1, '1689950548'),
('Word on the Paper', 'b_AHA_r', '1850C', 'https://codeforces.com/problemset/problem/1850/C', 800, 'implementation,strings', 1, 1, '1689951025'),
('Balanced Round', 'b_AHA_r', '1850D', 'https://codeforces.com/problemset/problem/1850/D', 900, 'brute force,greedy,implementation,sortings', 1, 1, '1689951621'),
('Cardboard for Pictures', 'b_AHA_r', '1850E', 'https://codeforces.com/problemset/problem/1850/E', 1100, 'binary search,geometry,implementation,math', 1, 1, '1689955308'),
('We Were Both Children', 'b_AHA_r', '1850F', 'https://codeforces.com/problemset/problem/1850/F', 1300, 'brute force,implementation,math,number theory', 1, 1, '1689957209'),
('Escalator Conversations', 'b_AHA_r', '1851A', 'https://codeforces.com/problemset/problem/1851/A', 800, 'brute force,constructive algorithms,math', 1, 1, '1690297898'),
('Parity Sort', 'b_AHA_r', '1851B', 'https://codeforces.com/problemset/problem/1851/B', 800, 'greedy,sortings,two pointers', 1, 1, '1690296067'),
('Tiles Comeback', 'b_AHA_r', '1851C', 'https://codeforces.com/problemset/problem/1851/C', 1000, 'greedy', 1, 1, '1690299514'),
('Prefix Permutation Sums', 'b_AHA_r', '1851D', 'https://codeforces.com/problemset/problem/1851/D', 1300, 'implementation,math', 1, 1, '1690301852'),
('Desorting', 'b_AHA_r', '1853A', 'https://codeforces.com/problemset/problem/1853/A', 800, 'brute force,greedy,math', 1, 1, '1690173588'),
('Fibonaccharsis', 'b_AHA_r', '1853B', 'https://codeforces.com/problemset/problem/1853/B', 1200, 'binary search,brute force,math', 1, 2, '1690175080'),
('Dalton the Teacher', 'b_AHA_r', '1855A', 'https://codeforces.com/problemset/problem/1855/A', 800, 'greedy,math', 1, 1, '1690641571'),
('Longest Divisors Interval', 'b_AHA_r', '1855B', 'https://codeforces.com/problemset/problem/1855/B', 900, 'brute force,combinatorics,greedy,math,number theory', 1, 2, '1690690082'),
('Dual (Easy Version)', 'b_AHA_r', '1855C1', 'https://codeforces.com/problemset/problem/1855/C1', 1400, 'constructive algorithms', 1, 6, '1690649613'),
('Dual (Hard Version)', 'b_AHA_r', '1855C2', 'https://codeforces.com/problemset/problem/1855/C2', 1900, 'constructive algorithms,math', 0, 1, '1690649889'),
('Tales of a Sort', 'b_AHA_r', '1856A', 'https://codeforces.com/problemset/problem/1856/A', 800, 'implementation', 1, 1, '1691246914'),
('Good Arrays', 'b_AHA_r', '1856B', 'https://codeforces.com/problemset/problem/1856/B', 900, 'implementation,math', 1, 2, '1691249109'),
('To Become Max', 'b_AHA_r', '1856C', 'https://codeforces.com/problemset/problem/1856/C', 1600, 'binary search,brute force,data structures,dp', 1, 3, '1713351937'),
('Array Coloring', 'b_AHA_r', '1857A', 'https://codeforces.com/problemset/problem/1857/A', 800, 'greedy,math', 1, 2, '1691571717'),
('Maximum Rounding', 'b_AHA_r', '1857B', 'https://codeforces.com/problemset/problem/1857/B', 1100, 'greedy,implementation,math', 1, 7, '1691573624'),
('Assembly via Minimums', 'b_AHA_r', '1857C', 'https://codeforces.com/problemset/problem/1857/C', 1200, 'greedy,sortings', 1, 5, '1691574943'),
('Strong Vertices', 'b_AHA_r', '1857D', 'https://codeforces.com/problemset/problem/1857/D', 1300, 'math,sortings,trees', 1, 3, '1691576038'),
('Power of Points', 'b_AHA_r', '1857E', 'https://codeforces.com/problemset/problem/1857/E', 1500, 'math,sortings', 1, 3, '1691578417'),
('Sum and Product', 'b_AHA_r', '1857F', 'https://codeforces.com/problemset/problem/1857/F', 1600, 'binary search,data structures,math', 1, 1, '1691580527'),
('Counting Graphs', 'b_AHA_r', '1857G', 'https://codeforces.com/problemset/problem/1857/G', 2000, 'combinatorics,divide and conquer,dsu,graphs,greedy,sortings,trees', 1, 4, '1691824035'),
('Buttons', 'b_AHA_r', '1858A', 'https://codeforces.com/problemset/problem/1858/A', 800, 'games,greedy,math', 1, 2, '1692110356'),
('Yet Another Permutation Problem', 'b_AHA_r', '1858C', 'https://codeforces.com/problemset/problem/1858/C', 1000, 'constructive algorithms,greedy,math,number theory', 1, 2, '1692112961'),
('United We Stand', 'b_AHA_r', '1859A', 'https://codeforces.com/problemset/problem/1859/A', 800, 'constructive algorithms,math,number theory', 1, 1, '1691851464'),
('Olya and Game with Arrays', 'b_AHA_r', '1859B', 'https://codeforces.com/problemset/problem/1859/B', 1000, 'constructive algorithms,greedy,math,sortings', 1, 1, '1691852772'),
('Another Permutation Problem', 'b_AHA_r', '1859C', 'https://codeforces.com/problemset/problem/1859/C', 1200, 'brute force,dp,greedy,math', 1, 1, '1691855832'),
('Andrey and Escape from Capygrad', 'b_AHA_r', '1859D', 'https://codeforces.com/problemset/problem/1859/D', 1800, 'binary search,data structures,dp,dsu,greedy,sortings', 1, 2, '1691904839'),
('Not a Substring', 'b_AHA_r', '1860A', 'https://codeforces.com/problemset/problem/1860/A', 900, 'constructive algorithms,strings', 1, 2, '1692291989'),
('Fancy Coins', 'b_AHA_r', '1860B', 'https://codeforces.com/problemset/problem/1860/B', 1200, 'binary search,brute force,greedy,math', 1, 1, '1692437068'),
('Game on Permutation', 'b_AHA_r', '1860C', 'https://codeforces.com/problemset/problem/1860/C', 1400, 'data structures,dp,games,greedy', 1, 7, '1692448714'),
('Prime Deletion', 'b_AHA_r', '1861A', 'https://codeforces.com/problemset/problem/1861/A', 800, 'constructive algorithms,math', 1, 1, '1693493267'),
('Two Binary Strings', 'b_AHA_r', '1861B', 'https://codeforces.com/problemset/problem/1861/B', 1000, 'constructive algorithms,dp,greedy', 1, 2, '1693496201'),
('Queries for the Array', 'b_AHA_r', '1861C', 'https://codeforces.com/problemset/problem/1861/C', 1600, 'data structures,dfs and similar,implementation,strings,trees', 1, 6, '1693799925'),
('Gift Carpet', 'b_AHA_r', '1862A', 'https://codeforces.com/problemset/problem/1862/A', 800, 'dp,greedy,implementation,strings', 1, 1, '1692888023'),
('Sequence Game', 'b_AHA_r', '1862B', 'https://codeforces.com/problemset/problem/1862/B', 800, 'constructive algorithms', 1, 1, '1692888790'),
('Flower City Fence', 'b_AHA_r', '1862C', 'https://codeforces.com/problemset/problem/1862/C', 1100, 'binary search,data structures,implementation,sortings', 1, 2, '1692890419'),
('Ice Cream Balls', 'b_AHA_r', '1862D', 'https://codeforces.com/problemset/problem/1862/D', 1300, 'binary search,combinatorics,constructive algorithms,math', 1, 2, '1692894795'),
('Kolya and Movie Theatre', 'b_AHA_r', '1862E', 'https://codeforces.com/problemset/problem/1862/E', 1600, 'constructive algorithms,data structures,greedy', 1, 1, '1692939940'),
('Channel', 'b_AHA_r', '1863A', 'https://codeforces.com/problemset/problem/1863/A', 800, 'greedy,implementation', 1, 1, '1693483687'),
('Split Sort', 'b_AHA_r', '1863B', 'https://codeforces.com/problemset/problem/1863/B', 1100, 'greedy,math,sortings', 1, 3, '1693630996'),
('MEX Repetition', 'b_AHA_r', '1863C', 'https://codeforces.com/problemset/problem/1863/C', 1100, 'implementation,math', 1, 4, '1693633564'),
('Increasing and Decreasing', 'b_AHA_r', '1864A', 'https://codeforces.com/problemset/problem/1864/A', 800, 'constructive algorithms,greedy,implementation,math', 1, 2, '1693147891'),
('Ambitious Kid', 'b_AHA_r', '1866A', 'https://codeforces.com/problemset/problem/1866/A', 800, 'math', 1, 1, '1693800251'),
('green_gold_dog, array and permutation', 'b_AHA_r', '1867A', 'https://codeforces.com/problemset/problem/1867/A', 800, 'constructive algorithms,sortings', 1, 1, '1694443365'),
('XOR Palindromes', 'b_AHA_r', '1867B', 'https://codeforces.com/problemset/problem/1867/B', 1100, 'bitmasks,constructive algorithms,strings', 1, 1, '1694448757'),
('Salyg1n and the MEX Game', 'b_AHA_r', '1867C', 'https://codeforces.com/problemset/problem/1867/C', 1300, 'constructive algorithms,data structures,games,greedy,interactive', 1, 2, '1694449701'),
('Make It Zero', 'b_AHA_r', '1869A', 'https://codeforces.com/problemset/problem/1869/A', 900, 'constructive algorithms', 1, 2, '1694442331'),
('2D Traveling', 'b_AHA_r', '1869B', 'https://codeforces.com/problemset/problem/1869/B', 1100, 'geometry,math,shortest paths,sortings', 1, 1, '1701360290'),
('MEXanized Array', 'b_AHA_r', '1870A', 'https://codeforces.com/problemset/problem/1870/A', 800, 'constructive algorithms,greedy,math', 1, 2, '1695100751'),
('The Corridor or There and Back Again', 'b_AHA_r', '1872B', 'https://codeforces.com/problemset/problem/1872/B', 900, 'greedy,implementation', 1, 1, '1696331914'),
('Non-coprime Split', 'b_AHA_r', '1872C', 'https://codeforces.com/problemset/problem/1872/C', 1100, 'math,number theory', 1, 1, '1700482109'),
('Data Structures Fan', 'b_AHA_r', '1872E', 'https://codeforces.com/problemset/problem/1872/E', 1500, 'binary search,bitmasks,data structures,dp', 1, 1, '1694160018'),
('Short Sort', 'b_AHA_r', '1873A', 'https://codeforces.com/problemset/problem/1873/A', 800, 'brute force,implementation', 1, 1, '1695307288'),
('Good Kid', 'b_AHA_r', '1873B', 'https://codeforces.com/problemset/problem/1873/B', 800, 'brute force,greedy,math', 1, 1, '1695307649'),
('Target Practice', 'b_AHA_r', '1873C', 'https://codeforces.com/problemset/problem/1873/C', 800, 'implementation,math', 1, 1, '1695308572'),
('1D Eraser', 'b_AHA_r', '1873D', 'https://codeforces.com/problemset/problem/1873/D', 800, 'greedy,implementation,two pointers', 1, 1, '1695308862'),
('Building an Aquarium', 'b_AHA_r', '1873E', 'https://codeforces.com/problemset/problem/1873/E', 1100, 'binary search,sortings', 1, 5, '1695321753'),
('Money Trees', 'b_AHA_r', '1873F', 'https://codeforces.com/problemset/problem/1873/F', 1300, 'binary search,greedy,math,two pointers', 1, 1, '1695315627'),
('ABBC or BACB', 'b_AHA_r', '1873G', 'https://codeforces.com/problemset/problem/1873/G', 1500, 'constructive algorithms,greedy', 1, 1, '1696161292'),
('Mad City', 'b_AHA_r', '1873H', 'https://codeforces.com/problemset/problem/1873/H', 1700, 'dfs and similar,dsu,games,graphs,shortest paths,trees', 1, 4, '1696423339'),
('Jellyfish and Undertale', 'b_AHA_r', '1875A', 'https://codeforces.com/problemset/problem/1875/A', 900, 'brute force,greedy', 1, 3, '1696085372'),
('Jellyfish and Game', 'b_AHA_r', '1875B', 'https://codeforces.com/problemset/problem/1875/B', 1200, 'brute force,greedy,implementation', 1, 1, '1696087636'),
('Jellyfish and Green Apple', 'b_AHA_r', '1875C', 'https://codeforces.com/problemset/problem/1875/C', 1400, 'bitmasks,greedy,math,number theory', 1, 6, '1696092065'),
('Jellyfish and Mex', 'b_AHA_r', '1875D', 'https://codeforces.com/problemset/problem/1875/D', 1600, 'dp', 1, 9, '1696398028'),
('Goals of Victory', 'b_AHA_r', '1877A', 'https://codeforces.com/problemset/problem/1877/A', 800, 'math', 1, 2, '1708508295'),
('Helmets in Night Light', 'b_AHA_r', '1877B', 'https://codeforces.com/problemset/problem/1877/B', 1000, 'binary search,greedy,sortings', 1, 4, '1708510970'),
('Joyboard', 'b_AHA_r', '1877C', 'https://codeforces.com/problemset/problem/1877/C', 1200, 'math,number theory', 1, 2, '1696848880'),
('Effects of Anti Pimples', 'b_AHA_r', '1877D', 'https://codeforces.com/problemset/problem/1877/D', 1500, 'combinatorics,number theory,sortings', 1, 1, '1696850347'),
('How Much Does Daytona Cost?', 'b_AHA_r', '1878A', 'https://codeforces.com/problemset/problem/1878/A', 800, 'greedy', 1, 1, '1695739092'),
('Aleksa and Stack', 'b_AHA_r', '1878B', 'https://codeforces.com/problemset/problem/1878/B', 800, 'constructive algorithms,math', 1, 3, '1695740379'),
('Vasilije in Cacak', 'b_AHA_r', '1878C', 'https://codeforces.com/problemset/problem/1878/C', 900, 'math', 1, 1, '1695742250'),
('Iva & Pav', 'b_AHA_r', '1878E', 'https://codeforces.com/problemset/problem/1878/E', 1400, 'binary search,bitmasks,data structures,greedy', 1, 19, '1695824669'),
('Chips on the Board', 'b_AHA_r', '1879B', 'https://codeforces.com/problemset/problem/1879/B', 900, 'constructive algorithms,greedy', 1, 1, '1695880394'),
('Don\'t Try to Count', 'b_AHA_r', '1881A', 'https://codeforces.com/problemset/problem/1881/A', 800, 'brute force,strings', 1, 1, '1697519035'),
('Three Threadlets', 'b_AHA_r', '1881B', 'https://codeforces.com/problemset/problem/1881/B', 900, 'math', 1, 1, '1698124747'),
('Increasing Sequence', 'b_AHA_r', '1882A', 'https://codeforces.com/problemset/problem/1882/A', 800, 'greedy', 1, 2, '1695962035'),
('Sets and Union', 'b_AHA_r', '1882B', 'https://codeforces.com/problemset/problem/1882/B', 1300, 'bitmasks,brute force,constructive algorithms,greedy', 1, 1, '1695717780'),
('Card Game', 'b_AHA_r', '1882C', 'https://codeforces.com/problemset/problem/1882/C', 1500, 'brute force,greedy', 1, 3, '1696415988'),
('Morning', 'b_AHA_r', '1883A', 'https://codeforces.com/problemset/problem/1883/A', 800, 'math', 1, 1, '1697973592'),
('Chemistry', 'b_AHA_r', '1883B', 'https://codeforces.com/problemset/problem/1883/B', 900, 'strings', 1, 1, '1697975784'),
('Raspberries', 'b_AHA_r', '1883C', 'https://codeforces.com/problemset/problem/1883/C', 1000, 'dp,math', 1, 1, '1697977188'),
('In Love', 'b_AHA_r', '1883D', 'https://codeforces.com/problemset/problem/1883/D', 1500, 'data structures,greedy', 1, 2, '1698042710'),
('Haunted House', 'b_AHA_r', '1884B', 'https://codeforces.com/problemset/problem/1884/B', 1100, 'binary search,greedy,math,two pointers', 1, 1, '1697966364'),
('Medium Design', 'b_AHA_r', '1884C', 'https://codeforces.com/problemset/problem/1884/C', 1700, 'brute force,data structures,dp,greedy,sortings', 1, 1, '1698043971'),
('Sum of Three', 'b_AHA_r', '1886A', 'https://codeforces.com/problemset/problem/1886/A', 800, 'brute force,constructive algorithms,math', 1, 1, '1696875466'),
('Doremy\'s Paint 3', 'b_AHA_r', '1890A', 'https://codeforces.com/problemset/problem/1890/A', 800, 'constructive algorithms', 1, 1, '1698518517'),
('Qingshan Loves Strings', 'b_AHA_r', '1890B', 'https://codeforces.com/problemset/problem/1890/B', 800, 'constructive algorithms,implementation', 1, 2, '1698519376'),
('Sorting with Twos', 'b_AHA_r', '1891A', 'https://codeforces.com/problemset/problem/1891/A', 800, 'constructive algorithms,sortings', 1, 1, '1698759058'),
('Deja Vu', 'b_AHA_r', '1891B', 'https://codeforces.com/problemset/problem/1891/B', 1100, 'brute force,math,sortings', 1, 1, '1698761511'),
('Smilo and Monsters', 'b_AHA_r', '1891C', 'https://codeforces.com/problemset/problem/1891/C', 1500, 'binary search,constructive algorithms,greedy,sortings,two pointers', 1, 2, '1698768107'),
('Secret Sport', 'b_AHA_r', '1894A', 'https://codeforces.com/problemset/problem/1894/A', 800, 'implementation,strings', 1, 2, '1699377569'),
('Two Out of Three', 'b_AHA_r', '1894B', 'https://codeforces.com/problemset/problem/1894/B', 1000, 'constructive algorithms', 1, 1, '1701099049'),
('Anonymous Informant', 'b_AHA_r', '1894C', 'https://codeforces.com/problemset/problem/1894/C', 1400, 'constructive algorithms,graphs,implementation', 1, 5, '1699450906'),
('Neutral Tonality', 'b_AHA_r', '1894D', 'https://codeforces.com/problemset/problem/1894/D', 1700, 'constructive algorithms,data structures,sortings,two pointers', 1, 1, '1699444389'),
('Treasure Chest', 'b_AHA_r', '1895A', 'https://codeforces.com/problemset/problem/1895/A', 800, 'math', 1, 2, '1699022668'),
('Points and Minimum Distance', 'b_AHA_r', '1895B', 'https://codeforces.com/problemset/problem/1895/B', 800, 'greedy,math,sortings', 1, 1, '1699023512'),
('Torn Lucky Ticket', 'b_AHA_r', '1895C', 'https://codeforces.com/problemset/problem/1895/C', 1400, 'brute force,dp,hashing,implementation,math', 1, 1, '1699026888'),
('XOR Construction', 'b_AHA_r', '1895D', 'https://codeforces.com/problemset/problem/1895/D', 1900, 'bitmasks,constructive algorithms,data structures,math,string suffix structures,trees', 1, 1, '1699081177'),
('AB Flipping', 'b_AHA_r', '1896B', 'https://codeforces.com/problemset/problem/1896/B', 900, 'greedy,strings,two pointers', 1, 1, '1703482290'),
('Milica and String', 'b_AHA_r', '1898A', 'https://codeforces.com/problemset/problem/1898/A', 800, 'brute force,implementation,strings', 1, 1, '1700486105'),
('Game with Integers', 'b_AHA_r', '1899A', 'https://codeforces.com/problemset/problem/1899/A', 800, 'games,math,number theory', 1, 2, '1700232214'),
('250 Thousand Tons of TNT', 'b_AHA_r', '1899B', 'https://codeforces.com/problemset/problem/1899/B', 1100, 'brute force,implementation,number theory', 1, 1, '1700233670'),
('Yarik and Array', 'b_AHA_r', '1899C', 'https://codeforces.com/problemset/problem/1899/C', 1100, 'dp,greedy,two pointers', 1, 1, '1700234989'),
('Yarik and Musical Notes', 'b_AHA_r', '1899D', 'https://codeforces.com/problemset/problem/1899/D', 1300, 'hashing,math,number theory', 1, 1, '1700237388'),
('Queue Sort', 'b_AHA_r', '1899E', 'https://codeforces.com/problemset/problem/1899/E', 1300, 'greedy,implementation,sortings', 1, 2, '1700244189'),
('Alex\'s whims', 'b_AHA_r', '1899F', 'https://codeforces.com/problemset/problem/1899/F', 1600, 'constructive algorithms,graphs,greedy,shortest paths,trees', 1, 1, '1700244075'),
('Cut Ribbon', 'b_AHA_r', '189A', 'https://codeforces.com/problemset/problem/189/A', 1300, 'brute force,dp', 1, 4, '1675018591'),
('Permutations', 'b_AHA_r', '189C', 'https://codeforces.com/problemset/problem/189/C', 1500, 'greedy,implementation', 1, 1, '1677760751'),
('Cover in Water', 'b_AHA_r', '1900A', 'https://codeforces.com/problemset/problem/1900/A', 800, 'constructive algorithms,greedy,implementation,strings', 1, 1, '1701009608'),
('Laura and Operations', 'b_AHA_r', '1900B', 'https://codeforces.com/problemset/problem/1900/B', 900, 'dp,math', 1, 5, '1701012220'),
('Line Trip', 'b_AHA_r', '1901A', 'https://codeforces.com/problemset/problem/1901/A', 800, 'greedy,math', 1, 1, '1700837020'),
('Chip and Ribbon', 'b_AHA_r', '1901B', 'https://codeforces.com/problemset/problem/1901/B', 1100, 'greedy,math', 1, 1, '1700840495'),
('Add, Divide and Floor', 'b_AHA_r', '1901C', 'https://codeforces.com/problemset/problem/1901/C', 1400, 'constructive algorithms,greedy,math', 1, 3, '1700886941'),
('Halloumi Boxes', 'b_AHA_r', '1903A', 'https://codeforces.com/problemset/problem/1903/A', 800, 'brute force,greedy,sortings', 1, 1, '1701362284'),
('StORage room', 'b_AHA_r', '1903B', 'https://codeforces.com/problemset/problem/1903/B', 1200, 'bitmasks,brute force,constructive algorithms,greedy', 1, 1, '1701364354'),
('Theofanis\' Nightmare', 'b_AHA_r', '1903C', 'https://codeforces.com/problemset/problem/1903/C', 1400, 'constructive algorithms,greedy', 1, 2, '1701366214'),
('Forked!', 'b_AHA_r', '1904A', 'https://codeforces.com/problemset/problem/1904/A', 900, 'brute force,implementation', 1, 1, '1706620299'),
('Collecting Game', 'b_AHA_r', '1904B', 'https://codeforces.com/problemset/problem/1904/B', 1100, 'binary search,dp,greedy,sortings,two pointers', 0, 2, '1706623322'),
('Set To Max (Easy Version)', 'b_AHA_r', '1904D1', 'https://codeforces.com/problemset/problem/1904/D1', 1600, 'brute force,constructive algorithms,greedy', 1, 1, '1715619134'),
('Set To Max (Hard Version)', 'b_AHA_r', '1904D2', 'https://codeforces.com/problemset/problem/1904/D2', 1800, 'constructive algorithms,data structures,divide and conquer,greedy,implementation,sortings', 1, 1, '1715685089'),
('Constructive Problems', 'b_AHA_r', '1905A', 'https://codeforces.com/problemset/problem/1905/A', 800, 'constructive algorithms,math', 1, 1, '1702782188'),
('Begginer\'s Zelda', 'b_AHA_r', '1905B', 'https://codeforces.com/problemset/problem/1905/B', 1100, 'greedy,trees', 1, 1, '1702782332'),
('Easy As ABC', 'b_AHA_r', '1906A', 'https://codeforces.com/problemset/problem/1906/A', 1000, 'brute force', 1, 1, '1705070847'),
('Rook', 'b_AHA_r', '1907A', 'https://codeforces.com/problemset/problem/1907/A', 800, 'implementation', 1, 1, '1701787850'),
('YetnotherrokenKeoard', 'b_AHA_r', '1907B', 'https://codeforces.com/problemset/problem/1907/B', 1000, 'data structures,implementation,strings', 1, 1, '1701788563'),
('Removal of Unattractive Pairs', 'b_AHA_r', '1907C', 'https://codeforces.com/problemset/problem/1907/C', 1200, 'constructive algorithms,greedy,math,strings', 1, 4, '1701792960'),
('Jumping Through Segments', 'b_AHA_r', '1907D', 'https://codeforces.com/problemset/problem/1907/D', 1400, 'binary search,constructive algorithms', 1, 1, '1702357414'),
('Heavy Intervals', 'b_AHA_r', '1909C', 'https://codeforces.com/problemset/problem/1909/C', 1400, 'constructive algorithms,data structures,dsu,greedy,math,sortings', 1, 1, '1703397796'),
('Spy Detected!', 'b_AHA_r', '1911A', 'https://codeforces.com/problemset/problem/1911/A', 0, '*special,implementation', 1, 2, '1701494932'),
('Repeating Cipher', 'b_AHA_r', '1911B', 'https://codeforces.com/problemset/problem/1911/B', 0, '*special,implementation', 1, 7, '1701580609'),
('Teams Forming', 'b_AHA_r', '1911C', 'https://codeforces.com/problemset/problem/1911/C', 0, '*special,sortings', 1, 4, '1701577108'),
('Two Shuffled Sequences', 'b_AHA_r', '1911D', 'https://codeforces.com/problemset/problem/1911/D', 0, '*special', 1, 1, '1701578352'),
('Powers Of Two', 'b_AHA_r', '1911E', 'https://codeforces.com/problemset/problem/1911/E', 0, '*special,bitmasks,greedy', 1, 1, '1701579812'),
('Boxers', 'b_AHA_r', '1911F', 'https://codeforces.com/problemset/problem/1911/F', 0, '*special,greedy', 1, 1, '1701582123'),
('Rating Increase', 'b_AHA_r', '1913A', 'https://codeforces.com/problemset/problem/1913/A', 800, 'implementation', 1, 1, '1702958300'),
('Swap and Delete', 'b_AHA_r', '1913B', 'https://codeforces.com/problemset/problem/1913/B', 1000, 'strings', 1, 1, '1704974455'),
('Game with Multiset', 'b_AHA_r', '1913C', 'https://codeforces.com/problemset/problem/1913/C', 1300, 'binary search,bitmasks,brute force,greedy', 1, 1, '1710066271'),
('Problemsolving Log', 'b_AHA_r', '1914A', 'https://codeforces.com/problemset/problem/1914/A', 800, 'implementation,strings', 1, 1, '1702996933'),
('Preparing for the Contest', 'b_AHA_r', '1914B', 'https://codeforces.com/problemset/problem/1914/B', 800, 'constructive algorithms,math', 1, 1, '1702997317'),
('Quests', 'b_AHA_r', '1914C', 'https://codeforces.com/problemset/problem/1914/C', 1100, 'greedy,math', 1, 1, '1702999858'),
('Three Activities', 'b_AHA_r', '1914D', 'https://codeforces.com/problemset/problem/1914/D', 1200, 'brute force,dp,greedy,implementation,sortings', 1, 1, '1703002466'),
('Game with Marbles (Easy Version)', 'b_AHA_r', '1914E1', 'https://codeforces.com/problemset/problem/1914/E1', 1400, 'brute force,games,greedy,sortings', 1, 2, '1703004277'),
('Game with Marbles (Hard Version)', 'b_AHA_r', '1914E2', 'https://codeforces.com/problemset/problem/1914/E2', 1400, 'games,greedy,sortings', 1, 1, '1703004295'),
('Odd One Out', 'b_AHA_r', '1915A', 'https://codeforces.com/problemset/problem/1915/A', 800, 'bitmasks,implementation', 1, 1, '1703774252'),
('Not Quite Latin Square', 'b_AHA_r', '1915B', 'https://codeforces.com/problemset/problem/1915/B', 800, 'bitmasks,brute force,implementation', 1, 1, '1703774501'),
('Can I Square?', 'b_AHA_r', '1915C', 'https://codeforces.com/problemset/problem/1915/C', 800, 'binary search,implementation', 1, 1, '1703775648'),
('Unnatural Language Processing', 'b_AHA_r', '1915D', 'https://codeforces.com/problemset/problem/1915/D', 900, 'greedy,implementation,strings', 1, 1, '1703778023'),
('Romantic Glasses', 'b_AHA_r', '1915E', 'https://codeforces.com/problemset/problem/1915/E', 1300, 'data structures,greedy,math', 1, 3, '1703868725'),
('Greetings', 'b_AHA_r', '1915F', 'https://codeforces.com/problemset/problem/1915/F', 1500, 'data structures,divide and conquer,sortings', 1, 1, '1703827592'),
('2023', 'b_AHA_r', '1916A', 'https://codeforces.com/problemset/problem/1916/A', 800, 'constructive algorithms,implementation,math,number theory', 1, 1, '1703948102'),
('Two Divisors', 'b_AHA_r', '1916B', 'https://codeforces.com/problemset/problem/1916/B', 1000, 'constructive algorithms,math,number theory', 1, 1, '1703950396'),
('Training Before the Olympiad', 'b_AHA_r', '1916C', 'https://codeforces.com/problemset/problem/1916/C', 1200, 'constructive algorithms,games,greedy,implementation,math', 1, 1, '1703953766'),
('Least Product', 'b_AHA_r', '1917A', 'https://codeforces.com/problemset/problem/1917/A', 800, 'constructive algorithms,math', 1, 4, '1703430502'),
('Erase First or Second Letter', 'b_AHA_r', '1917B', 'https://codeforces.com/problemset/problem/1917/B', 1100, 'brute force,combinatorics,data structures,dp,strings', 1, 1, '1703432191'),
('Watering an Array', 'b_AHA_r', '1917C', 'https://codeforces.com/problemset/problem/1917/C', 1600, 'brute force,greedy,implementation,math', 0, 6, '1703481991'),
('Brick Wall', 'b_AHA_r', '1918A', 'https://codeforces.com/problemset/problem/1918/A', 800, 'constructive algorithms,greedy,implementation,math', 1, 1, '1706932250'),
('Wallet Exchange', 'b_AHA_r', '1919A', 'https://codeforces.com/problemset/problem/1919/A', 800, 'games,math', 1, 1, '1704552086'),
('Plus-Minus Split', 'b_AHA_r', '1919B', 'https://codeforces.com/problemset/problem/1919/B', 800, 'greedy', 1, 2, '1704553135'),
('Grouping Increases', 'b_AHA_r', '1919C', 'https://codeforces.com/problemset/problem/1919/C', 1400, 'data structures,dp,greedy', 1, 2, '1704556848'),
('Satisfying Constraints', 'b_AHA_r', '1920A', 'https://codeforces.com/problemset/problem/1920/A', 800, 'brute force,greedy,math', 1, 4, '1705157770'),
('Summation Game', 'b_AHA_r', '1920B', 'https://codeforces.com/problemset/problem/1920/B', 1100, 'games,greedy,math,sortings', 1, 1, '1705161610'),
('Partitioning the Array', 'b_AHA_r', '1920C', 'https://codeforces.com/problemset/problem/1920/C', 1600, 'brute force,math,number theory', 1, 7, '1705309489'),
('Square', 'b_AHA_r', '1921A', 'https://codeforces.com/problemset/problem/1921/A', 800, 'greedy,math', 1, 1, '1705329687'),
('Arranging Cats', 'b_AHA_r', '1921B', 'https://codeforces.com/problemset/problem/1921/B', 800, 'greedy,implementation', 1, 1, '1705330594'),
('Sending Messages', 'b_AHA_r', '1921C', 'https://codeforces.com/problemset/problem/1921/C', 900, 'greedy,math', 1, 1, '1705331295'),
('Very Different Array', 'b_AHA_r', '1921D', 'https://codeforces.com/problemset/problem/1921/D', 1100, 'data structures,greedy,sortings,two pointers', 1, 1, '1705333946'),
('Tricky Template', 'b_AHA_r', '1922A', 'https://codeforces.com/problemset/problem/1922/A', 800, 'constructive algorithms,implementation,strings', 1, 1, '1705588856'),
('Forming Triangles', 'b_AHA_r', '1922B', 'https://codeforces.com/problemset/problem/1922/B', 1200, 'combinatorics,constructive algorithms,math,sortings', 1, 2, '1705592981'),
('Closest Cities', 'b_AHA_r', '1922C', 'https://codeforces.com/problemset/problem/1922/C', 1300, 'greedy,implementation,math', 1, 1, '1705591826'),
('Increasing Subsequences', 'b_AHA_r', '1922E', 'https://codeforces.com/problemset/problem/1922/E', 1800, 'bitmasks,constructive algorithms,divide and conquer,greedy,math', 1, 9, '1705601458'),
('Moving Chips', 'b_AHA_r', '1923A', 'https://codeforces.com/problemset/problem/1923/A', 800, 'greedy,implementation', 1, 1, '1708699900'),
('Monsters Attack!', 'b_AHA_r', '1923B', 'https://codeforces.com/problemset/problem/1923/B', 1100, 'dp,greedy,implementation', 1, 3, '1708701067'),
('Find B', 'b_AHA_r', '1923C', 'https://codeforces.com/problemset/problem/1923/C', 1400, 'constructive algorithms,greedy', 1, 4, '1708757745'),
('Did We Get Everything Covered?', 'b_AHA_r', '1925C', 'https://codeforces.com/problemset/problem/1925/C', 1500, 'constructive algorithms,dp,greedy,implementation,strings', 1, 5, '1706501701'),
('Vlad and a Sum of Sum of Digits', 'b_AHA_r', '1926C', 'https://codeforces.com/problemset/problem/1926/C', 1200, 'dp,implementation', 1, 1, '1708367814'),
('Vlad and Division', 'b_AHA_r', '1926D', 'https://codeforces.com/problemset/problem/1926/D', 1300, 'bitmasks,greedy', 1, 1, '1708569731'),
('Vlad and an Odd Ordering', 'b_AHA_r', '1926E', 'https://codeforces.com/problemset/problem/1926/E', 1500, 'binary search,bitmasks,data structures,dp,implementation,math,number theory', 1, 1, '1708364145'),
('Make it White', 'b_AHA_r', '1927A', 'https://codeforces.com/problemset/problem/1927/A', 800, 'greedy,strings', 1, 1, '1707231037'),
('Following the String', 'b_AHA_r', '1927B', 'https://codeforces.com/problemset/problem/1927/B', 900, 'constructive algorithms,greedy,strings', 1, 1, '1707231720'),
('Choose the Different Ones!', 'b_AHA_r', '1927C', 'https://codeforces.com/problemset/problem/1927/C', 1000, 'brute force,greedy,math', 1, 1, '1707233364'),
('Find the Different Ones!', 'b_AHA_r', '1927D', 'https://codeforces.com/problemset/problem/1927/D', 1300, 'binary search,brute force,data structures,dp,dsu,greedy,two pointers', 1, 1, '1707235035'),
('Klever Permutation', 'b_AHA_r', '1927E', 'https://codeforces.com/problemset/problem/1927/E', 1400, 'constructive algorithms,math,two pointers', 1, 1, '1707238773'),
('Rectangle Cutting', 'b_AHA_r', '1928A', 'https://codeforces.com/problemset/problem/1928/A', 800, 'geometry,math', 1, 2, '1707664892'),
('Equalize', 'b_AHA_r', '1928B', 'https://codeforces.com/problemset/problem/1928/B', 1200, 'binary search,greedy,sortings,two pointers', 1, 1, '1707832011'),
('Permutation Printing', 'b_AHA_r', '1930B', 'https://codeforces.com/problemset/problem/1930/B', 1000, 'brute force,constructive algorithms,math', 1, 1, '1714235560'),
('Make Equal Again', 'b_AHA_r', '1931C', 'https://codeforces.com/problemset/problem/1931/C', 1000, 'brute force,greedy,math', 1, 1, '1714028146'),
('Anna and the Valentine\'s Day Gift', 'b_AHA_r', '1931E', 'https://codeforces.com/problemset/problem/1931/E', 1400, 'games,greedy,math,sortings', 1, 8, '1713438075'),
('LR-remainders', 'b_AHA_r', '1932C', 'https://codeforces.com/problemset/problem/1932/C', 1400, 'brute force,data structures,implementation,math,two pointers', 1, 5, '1709393526'),
('Card Game', 'b_AHA_r', '1932D', 'https://codeforces.com/problemset/problem/1932/D', 1400, 'greedy,implementation', 1, 4, '1708531256'),
('Turtle Math: Fast Three Task', 'b_AHA_r', '1933B', 'https://codeforces.com/problemset/problem/1933/B', 800, 'implementation,math,number theory', 1, 1, '1716804680'),
('Turtle Tenacity: Continual Mods', 'b_AHA_r', '1933D', 'https://codeforces.com/problemset/problem/1933/D', 1200, 'constructive algorithms,greedy,math,number theory,sortings', 1, 1, '1709110801'),
('Turtle vs. Rabbit Race: Optimal Trainings', 'b_AHA_r', '1933E', 'https://codeforces.com/problemset/problem/1933/E', 1500, 'binary search,implementation,math,ternary search', 1, 3, '1709113040'),
('Too Min Too Max', 'b_AHA_r', '1934A', 'https://codeforces.com/problemset/problem/1934/A', 800, 'greedy,math', 1, 1, '1709353305'),
('Yet Another Coin Problem', 'b_AHA_r', '1934B', 'https://codeforces.com/problemset/problem/1934/B', 1200, 'brute force,dp,greedy,math', 1, 1, '1709355450'),
('Informatics in MAC', 'b_AHA_r', '1935B', 'https://codeforces.com/problemset/problem/1935/B', 1200, 'constructive algorithms', 1, 3, '1709958610'),
('Messenger in MAC', 'b_AHA_r', '1935C', 'https://codeforces.com/problemset/problem/1935/C', 1800, 'binary search,brute force,constructive algorithms,data structures,dp,greedy,sortings', 1, 3, '1709959961'),
('Exam in MAC', 'b_AHA_r', '1935D', 'https://codeforces.com/problemset/problem/1935/D', 1800, 'binary search,combinatorics,implementation,math', 1, 1, '1709872472'),
('Shuffle Party', 'b_AHA_r', '1937A', 'https://codeforces.com/problemset/problem/1937/A', 800, 'implementation,math', 1, 1, '1709217684'),
('Binary Path', 'b_AHA_r', '1937B', 'https://codeforces.com/problemset/problem/1937/B', 1300, 'dp,greedy,implementation', 1, 7, '1709223120'),
('Rudolf and the Ticket', 'b_AHA_r', '1941A', 'https://codeforces.com/problemset/problem/1941/A', 800, 'brute force,math', 1, 2, '1710197766'),
('Rudolf and 121', 'b_AHA_r', '1941B', 'https://codeforces.com/problemset/problem/1941/B', 1000, 'brute force,dp,greedy,math', 1, 1, '1712836148'),
('Rudolf and the Ugly String', 'b_AHA_r', '1941C', 'https://codeforces.com/problemset/problem/1941/C', 900, 'dp,greedy,strings', 1, 1, '1710316308'),
('Rudolf and the Ball Game', 'b_AHA_r', '1941D', 'https://codeforces.com/problemset/problem/1941/D', 1200, 'dfs and similar,dp,implementation', 1, 2, '1710317846'),
('Farmer John\'s Challenge', 'b_AHA_r', '1942A', 'https://codeforces.com/problemset/problem/1942/A', 800, 'constructive algorithms,math', 1, 1, '1711823088'),
('Bessie and MEX', 'b_AHA_r', '1942B', 'https://codeforces.com/problemset/problem/1942/B', 1100, 'constructive algorithms,math', 1, 3, '1711869768'),
('Bessie\'s Birthday Cake (Easy Version)', 'b_AHA_r', '1942C1', 'https://codeforces.com/problemset/problem/1942/C1', 1300, 'geometry,greedy,math', 1, 2, '1714361041'),
('Destroying Bridges', 'b_AHA_r', '1944A', 'https://codeforces.com/problemset/problem/1944/A', 800, 'graphs,greedy,math', 1, 1, '1710614311'),
('Equal XOR', 'b_AHA_r', '1944B', 'https://codeforces.com/problemset/problem/1944/B', 1100, 'bitmasks,constructive algorithms', 1, 11, '1710665245'),
('MEX Game 1', 'b_AHA_r', '1944C', 'https://codeforces.com/problemset/problem/1944/C', 1300, 'constructive algorithms,games,greedy', 1, 1, '1710614862'),
('Setting up Camp', 'b_AHA_r', '1945A', 'https://codeforces.com/problemset/problem/1945/A', 800, 'greedy,math', 1, 1, '1710836169'),
('Fireworks', 'b_AHA_r', '1945B', 'https://codeforces.com/problemset/problem/1945/B', 900, 'math,number theory', 1, 2, '1710837223'),
('Left and Right Houses', 'b_AHA_r', '1945C', 'https://codeforces.com/problemset/problem/1945/C', 1200, 'brute force', 1, 4, '1710840550'),
('Seraphim the Owl', 'b_AHA_r', '1945D', 'https://codeforces.com/problemset/problem/1945/D', 1300, 'dp,greedy', 1, 2, '1710842908'),
('Binary Search', 'b_AHA_r', '1945E', 'https://codeforces.com/problemset/problem/1945/E', 1700, 'binary search,constructive algorithms,greedy', 1, 5, '1710864681'),
('Median of an Array', 'b_AHA_r', '1946A', 'https://codeforces.com/problemset/problem/1946/A', 800, 'greedy,implementation,sortings', 1, 2, '1711163062'),
('Maximum Sum', 'b_AHA_r', '1946B', 'https://codeforces.com/problemset/problem/1946/B', 1100, 'dp,greedy,math', 1, 2, '1711163036'),
('Tree Cutting', 'b_AHA_r', '1946C', 'https://codeforces.com/problemset/problem/1946/C', 1600, 'binary search,dp,greedy,implementation,trees', 1, 2, '1711177148'),
('Special Characters', 'b_AHA_r', '1948A', 'https://codeforces.com/problemset/problem/1948/A', 800, 'brute force,constructive algorithms', 1, 1, '1710567761'),
('Array Fix', 'b_AHA_r', '1948B', 'https://codeforces.com/problemset/problem/1948/B', 1100, 'brute force,dp,greedy,implementation', 1, 2, '1710568392'),
('Arrow Path', 'b_AHA_r', '1948C', 'https://codeforces.com/problemset/problem/1948/C', 1300, 'brute force,constructive algorithms,dfs and similar,dp,graphs,shortest paths', 1, 1, '1710598302'),
('Charming Meals', 'b_AHA_r', '1949B', 'https://codeforces.com/problemset/problem/1949/B', 1500, 'binary search,brute force,greedy,sortings', 1, 2, '1711386249'),
('Stair, Peak, or Neither?', 'b_AHA_r', '1950A', 'https://codeforces.com/problemset/problem/1950/A', 800, 'implementation', 1, 2, '1713721657'),
('Upscaling', 'b_AHA_r', '1950B', 'https://codeforces.com/problemset/problem/1950/B', 800, 'implementation', 1, 2, '1711691189'),
('Clock Conversion', 'b_AHA_r', '1950C', 'https://codeforces.com/problemset/problem/1950/C', 800, 'implementation,math', 1, 1, '1711690608'),
('Product of Binary Decimals', 'b_AHA_r', '1950D', 'https://codeforces.com/problemset/problem/1950/D', 1100, 'brute force,dp,implementation,number theory', 1, 2, '1711647340'),
('Nearly Shortest Repeating Substring', 'b_AHA_r', '1950E', 'https://codeforces.com/problemset/problem/1950/E', 1500, 'brute force,implementation,number theory,strings', 1, 2, '1711690342'),
('Dual Trigger', 'b_AHA_r', '1951A', 'https://codeforces.com/problemset/problem/1951/A', 900, 'constructive algorithms,greedy,math', 1, 1, '1712503439'),
('Battle Cows', 'b_AHA_r', '1951B', 'https://codeforces.com/problemset/problem/1951/B', 1200, 'binary search,data structures,greedy', 1, 2, '1712503990'),
('Ticket Hoarding', 'b_AHA_r', '1951C', 'https://codeforces.com/problemset/problem/1951/C', 1400, 'greedy,math,sortings', 1, 2, '1712508634'),
('Are You a Procrastinator?', 'b_AHA_r', '1952D', 'https://codeforces.com/problemset/problem/1952/D', 0, 'implementation', 1, 23, '1712041776'),
('Painting the Ribbon', 'b_AHA_r', '1954A', 'https://codeforces.com/problemset/problem/1954/A', 900, 'constructive algorithms,greedy,math', 1, 1, '1717421609'),
('Make It Ugly', 'b_AHA_r', '1954B', 'https://codeforces.com/problemset/problem/1954/B', 1200, 'implementation,math', 1, 1, '1713950645'),
('Long Multiplication', 'b_AHA_r', '1954C', 'https://codeforces.com/problemset/problem/1954/C', 1200, 'greedy,math,number theory', 1, 1, '1713879417'),
('Colored Balls', 'b_AHA_r', '1954D', 'https://codeforces.com/problemset/problem/1954/D', 1800, 'combinatorics,dp,math,sortings', 1, 1, '1712992154'),
('Yogurt Sale', 'b_AHA_r', '1955A', 'https://codeforces.com/problemset/problem/1955/A', 800, 'math', 1, 1, '1712926610'),
('Progressive Square', 'b_AHA_r', '1955B', 'https://codeforces.com/problemset/problem/1955/B', 1000, 'constructive algorithms,data structures,implementation,sortings', 1, 2, '1712597340'),
('Inhabitant of the Deep Sea', 'b_AHA_r', '1955C', 'https://codeforces.com/problemset/problem/1955/C', 1300, 'greedy,implementation,math', 1, 3, '1712733072'),
('Inaccurate Subsequence Search', 'b_AHA_r', '1955D', 'https://codeforces.com/problemset/problem/1955/D', 1400, 'data structures,two pointers', 1, 1, '1712736839'),
('Long Inversions', 'b_AHA_r', '1955E', 'https://codeforces.com/problemset/problem/1955/E', 1700, 'brute force,greedy,implementation,sortings', 1, 6, '1712929111'),
('Unfair Game', 'b_AHA_r', '1955F', 'https://codeforces.com/problemset/problem/1955/F', 1800, 'dp,games,greedy,math,schedules', 1, 1, '1712945532'),
('Nene\'s Game', 'b_AHA_r', '1956A', 'https://codeforces.com/problemset/problem/1956/A', 800, 'binary search,brute force,data structures,games,greedy', 1, 2, '1713105679');
INSERT INTO `problems` (`Name`, `Solved_By`, `Problem_ID`, `Link`, `Rating`, `Tags`, `Solved`, `Attempted`, `Last_Update`) VALUES
('Nene and the Card Game', 'b_AHA_r', '1956B', 'https://codeforces.com/problemset/problem/1956/B', 800, 'games,greedy', 1, 1, '1713020248'),
('Nene\'s Magical Matrix', 'b_AHA_r', '1956C', 'https://codeforces.com/problemset/problem/1956/C', 1600, 'constructive algorithms,greedy,math', 1, 2, '1713166969'),
('Nene vs. Monsters (Easy Version)', 'b_AHA_r', '1956E1', 'https://codeforces.com/problemset/problem/1956/E1', 2500, 'brute force,implementation,math', 0, 1, '1713021829'),
('Stickogon', 'b_AHA_r', '1957A', 'https://codeforces.com/problemset/problem/1957/A', 800, 'constructive algorithms,greedy', 1, 6, '1713762411'),
('A BIT of a Construction', 'b_AHA_r', '1957B', 'https://codeforces.com/problemset/problem/1957/B', 1100, 'bitmasks,constructive algorithms,greedy,implementation', 1, 2, '1713951953'),
('How Does the Rook Move?', 'b_AHA_r', '1957C', 'https://codeforces.com/problemset/problem/1957/C', 1600, 'combinatorics,dp,math', 1, 2, '1713961463'),
('After Training', 'b_AHA_r', '195B', 'https://codeforces.com/problemset/problem/195/B', 1300, 'data structures,implementation,math', 1, 3, '1693812932'),
('Card Exchange', 'b_AHA_r', '1966A', 'https://codeforces.com/problemset/problem/1966/A', 800, 'constructive algorithms,games,greedy', 1, 1, '1714276728'),
('Rectangle Filling', 'b_AHA_r', '1966B', 'https://codeforces.com/problemset/problem/1966/B', 1100, 'constructive algorithms,implementation', 1, 1, '1714277778'),
('Everything Nim', 'b_AHA_r', '1966C', 'https://codeforces.com/problemset/problem/1966/C', 1400, 'games,greedy', 1, 1, '1714279180'),
('Missing Subsequence Sum', 'b_AHA_r', '1966D', 'https://codeforces.com/problemset/problem/1966/D', 1800, 'constructive algorithms,greedy,math,number theory', 1, 1, '1714282992'),
('Permutation Counting', 'b_AHA_r', '1967A', 'https://codeforces.com/problemset/problem/1967/A', 1400, 'binary search,greedy,implementation,math,sortings', 1, 7, '1715254781'),
('Maximize?', 'b_AHA_r', '1968A', 'https://codeforces.com/problemset/problem/1968/A', 800, 'brute force,math,number theory', 1, 1, '1714661282'),
('Prefiquence', 'b_AHA_r', '1968B', 'https://codeforces.com/problemset/problem/1968/B', 800, 'greedy,two pointers', 1, 1, '1714661971'),
('Assembly via Remainders', 'b_AHA_r', '1968C', 'https://codeforces.com/problemset/problem/1968/C', 1000, 'constructive algorithms,number theory', 1, 1, '1714662765'),
('Permutation Game', 'b_AHA_r', '1968D', 'https://codeforces.com/problemset/problem/1968/D', 1300, 'brute force,dfs and similar,games,graphs,greedy,math', 1, 2, '1714707491'),
('Cells Arrangement', 'b_AHA_r', '1968E', 'https://codeforces.com/problemset/problem/1968/E', 1600, 'constructive algorithms', 1, 11, '1714707388'),
('Division + LCP (easy version)', 'b_AHA_r', '1968G1', 'https://codeforces.com/problemset/problem/1968/G1', 1900, 'binary search,data structures,dp,hashing,string suffix structures,strings', 1, 15, '1714924866'),
('Division + LCP (hard version)', 'b_AHA_r', '1968G2', 'https://codeforces.com/problemset/problem/1968/G2', 2200, 'binary search,brute force,data structures,dp,hashing,math,string suffix structures,strings', 1, 1, '1714924914'),
('Two Friends', 'b_AHA_r', '1969A', 'https://codeforces.com/problemset/problem/1969/A', 800, 'constructive algorithms,implementation,math', 1, 1, '1714449202'),
('Shifts and Sorting', 'b_AHA_r', '1969B', 'https://codeforces.com/problemset/problem/1969/B', 1000, 'constructive algorithms,greedy', 1, 1, '1714450849'),
('Minimizing the Sum', 'b_AHA_r', '1969C', 'https://codeforces.com/problemset/problem/1969/C', 1700, 'dp,implementation', 1, 3, '1714457486'),
('Shop Game', 'b_AHA_r', '1969D', 'https://codeforces.com/problemset/problem/1969/D', 1900, 'data structures,greedy,math,sortings', 1, 1, '1714459622'),
('Balanced Shuffle (Easy)', 'b_AHA_r', '1970A1', 'https://codeforces.com/problemset/problem/1970/A1', 1000, 'implementation,sortings', 1, 1, '1714810936'),
('Game on Tree (Easy)', 'b_AHA_r', '1970C1', 'https://codeforces.com/problemset/problem/1970/C1', 1400, 'games', 1, 4, '1714812688'),
('My First Sorting Problem', 'b_AHA_r', '1971A', 'https://codeforces.com/problemset/problem/1971/A', 800, 'implementation,sortings', 1, 1, '1715351766'),
('Different String', 'b_AHA_r', '1971B', 'https://codeforces.com/problemset/problem/1971/B', 800, 'implementation,strings', 1, 1, '1715352004'),
('Clock and Strings', 'b_AHA_r', '1971C', 'https://codeforces.com/problemset/problem/1971/C', 900, 'implementation', 1, 1, '1715352873'),
('Binary Cut', 'b_AHA_r', '1971D', 'https://codeforces.com/problemset/problem/1971/D', 1100, 'dp,greedy,implementation,sortings,strings', 1, 2, '1715356419'),
('Find the Car', 'b_AHA_r', '1971E', 'https://codeforces.com/problemset/problem/1971/E', 1500, 'binary search,math,sortings', 1, 16, '1715477893'),
('Circle Perimeter', 'b_AHA_r', '1971F', 'https://codeforces.com/problemset/problem/1971/F', 1600, 'binary search,brute force,dfs and similar,geometry,implementation,math', 1, 1, '1715400162'),
('XOUR', 'b_AHA_r', '1971G', 'https://codeforces.com/problemset/problem/1971/G', 1700, 'data structures,dsu,sortings', 1, 1, '1715359357'),
('±1', 'b_AHA_r', '1971H', 'https://codeforces.com/problemset/problem/1971/H', 2100, '2-sat,dfs and similar,graphs', 1, 1, '1715447608'),
('Contest Proposal', 'b_AHA_r', '1972A', 'https://codeforces.com/problemset/problem/1972/A', 800, 'brute force,greedy,two pointers', 1, 1, '1714488147'),
('Coin Games', 'b_AHA_r', '1972B', 'https://codeforces.com/problemset/problem/1972/B', 900, 'games', 1, 1, '1714489586'),
('Permutation Counting', 'b_AHA_r', '1972C', 'https://codeforces.com/problemset/problem/1972/C', 1400, 'binary search,constructive algorithms,greedy,implementation,math,sortings', 1, 3, '1715145894'),
('Reverse Card (Easy Version)', 'b_AHA_r', '1972D1', 'https://codeforces.com/problemset/problem/1972/D1', 1400, 'brute force,math,number theory', 1, 5, '1714544991'),
('Chess For Three', 'b_AHA_r', '1973A', 'https://codeforces.com/problemset/problem/1973/A', 900, 'brute force,dp,implementation,math', 1, 1, '1715969600'),
('Cat, Fox and the Lonely Array', 'b_AHA_r', '1973B', 'https://codeforces.com/problemset/problem/1973/B', 1300, 'binary search,bitmasks,data structures,greedy,math,two pointers', 1, 1, '1715969524'),
('Cat, Fox and Double Maximum', 'b_AHA_r', '1973C', 'https://codeforces.com/problemset/problem/1973/C', 1700, 'constructive algorithms,greedy,implementation,math,sortings', 1, 4, '1716010918'),
('Phone Desktop', 'b_AHA_r', '1974A', 'https://codeforces.com/problemset/problem/1974/A', 800, 'greedy,math', 1, 1, '1716376979'),
('Symmetric Encoding', 'b_AHA_r', '1974B', 'https://codeforces.com/problemset/problem/1974/B', 800, 'implementation,sortings,strings', 1, 1, '1716475548'),
('Beautiful Triple Pairs', 'b_AHA_r', '1974C', 'https://codeforces.com/problemset/problem/1974/C', 1400, 'combinatorics,data structures', 1, 2, '1716530673'),
('Bazoka and Mocha\'s Array', 'b_AHA_r', '1975A', 'https://codeforces.com/problemset/problem/1975/A', 800, 'brute force,greedy,implementation,sortings', 1, 1, '1716648291'),
('378QAQ and Mocha\'s Array', 'b_AHA_r', '1975B', 'https://codeforces.com/problemset/problem/1975/B', 1000, 'brute force,greedy,math,sortings', 1, 4, '1716651135'),
('Chamo and Mocha\'s Array', 'b_AHA_r', '1975C', 'https://codeforces.com/problemset/problem/1975/C', 1200, 'binary search,brute force,greedy', 1, 7, '1716654423'),
('Verify Password', 'b_AHA_r', '1976A', 'https://codeforces.com/problemset/problem/1976/A', 800, 'implementation,sortings,strings', 1, 2, '1717588390'),
('Increase/Decrease/Copy', 'b_AHA_r', '1976B', 'https://codeforces.com/problemset/problem/1976/B', 1100, 'greedy,implementation', 1, 4, '1717131339'),
('Job Interview', 'b_AHA_r', '1976C', 'https://codeforces.com/problemset/problem/1976/C', 1600, 'binary search,dp,greedy,implementation,two pointers', 0, 1, '1717085033'),
('Little Nikita', 'b_AHA_r', '1977A', 'https://codeforces.com/problemset/problem/1977/A', 800, 'math', 1, 1, '1717224385'),
('Binary Colouring', 'b_AHA_r', '1977B', 'https://codeforces.com/problemset/problem/1977/B', 1100, 'bitmasks,constructive algorithms,greedy,math', 1, 1, '1717749409'),
('Nikita and LCM', 'b_AHA_r', '1977C', 'https://codeforces.com/problemset/problem/1977/C', 1900, 'brute force,data structures,dp,greedy,math,number theory,sortings', 1, 5, '1717481172'),
('New Bakery', 'b_AHA_r', '1978B', 'https://codeforces.com/problemset/problem/1978/B', 800, 'binary search,greedy,math,ternary search', 1, 1, '1718630954'),
('Manhattan Permutations', 'b_AHA_r', '1978C', 'https://codeforces.com/problemset/problem/1978/C', 1300, 'constructive algorithms,data structures,greedy,implementation,math', 1, 1, '1718703345'),
('Elections', 'b_AHA_r', '1978D', 'https://codeforces.com/problemset/problem/1978/D', 1600, 'data structures,greedy,implementation,math', 1, 1, '1718773247'),
('Guess the Maximum', 'b_AHA_r', '1979A', 'https://codeforces.com/problemset/problem/1979/A', 800, 'brute force,greedy,implementation', 1, 2, '1717685525'),
('XOR Sequences', 'b_AHA_r', '1979B', 'https://codeforces.com/problemset/problem/1979/B', 1000, 'bitmasks,greedy', 1, 1, '1717686350'),
('Earning on Bets', 'b_AHA_r', '1979C', 'https://codeforces.com/problemset/problem/1979/C', 1200, 'binary search,combinatorics,constructive algorithms,number theory', 1, 3, '1717688327'),
('Fixing a Binary String', 'b_AHA_r', '1979D', 'https://codeforces.com/problemset/problem/1979/D', 1800, 'bitmasks,brute force,constructive algorithms,dp,greedy,hashing,strings', 1, 1, '1717753888'),
('Problem Generator', 'b_AHA_r', '1980A', 'https://codeforces.com/problemset/problem/1980/A', 800, 'math', 1, 1, '1717428950'),
('Choosing Cubes', 'b_AHA_r', '1980B', 'https://codeforces.com/problemset/problem/1980/B', 800, 'sortings,sortings', 1, 1, '1717428869'),
('Sofia and the Lost Operations', 'b_AHA_r', '1980C', 'https://codeforces.com/problemset/problem/1980/C', 1300, 'constructive algorithms,greedy', 1, 1, '1717428407'),
('GCD-sequence', 'b_AHA_r', '1980D', 'https://codeforces.com/problemset/problem/1980/D', 1400, 'greedy,implementation,math,number theory', 1, 1, '1717430741'),
('Permutation of Rows and Columns', 'b_AHA_r', '1980E', 'https://codeforces.com/problemset/problem/1980/E', 1600, 'constructive algorithms,data structures,greedy,hashing,implementation,math,matrices,sortings', 1, 1, '1717433300'),
('Turtle and Piggy Are Playing a Game', 'b_AHA_r', '1981A', 'https://codeforces.com/problemset/problem/1981/A', 800, 'brute force,greedy,math', 1, 1, '1717151029'),
('Turtle and an Infinite Sequence', 'b_AHA_r', '1981B', 'https://codeforces.com/problemset/problem/1981/B', 1300, 'bitmasks,math', 1, 1, '1717153746'),
('Turtle and an Incomplete Sequence', 'b_AHA_r', '1981C', 'https://codeforces.com/problemset/problem/1981/C', 1800, 'bitmasks,brute force,constructive algorithms,greedy,implementation,math', 1, 6, '1717330027'),
('Strange Splitting', 'b_AHA_r', '1984A', 'https://codeforces.com/problemset/problem/1984/A', 800, 'constructive algorithms', 1, 3, '1718023342'),
('Large Addition', 'b_AHA_r', '1984B', 'https://codeforces.com/problemset/problem/1984/B', 1100, 'implementation,math', 1, 1, '1718188268'),
('Creating Words', 'b_AHA_r', '1985A', 'https://codeforces.com/problemset/problem/1985/A', 800, 'implementation,strings', 1, 1, '1718116627'),
('Maximum Multiple Sum', 'b_AHA_r', '1985B', 'https://codeforces.com/problemset/problem/1985/B', 800, 'brute force,math,number theory', 1, 1, '1718116860'),
('Good Prefixes', 'b_AHA_r', '1985C', 'https://codeforces.com/problemset/problem/1985/C', 1000, 'greedy', 1, 1, '1718117166'),
('Manhattan Circle', 'b_AHA_r', '1985D', 'https://codeforces.com/problemset/problem/1985/D', 900, 'implementation,math', 1, 1, '1718117709'),
('Secret Box', 'b_AHA_r', '1985E', 'https://codeforces.com/problemset/problem/1985/E', 1200, 'brute force,combinatorics,math', 1, 1, '1718118755'),
('Final Boss', 'b_AHA_r', '1985F', 'https://codeforces.com/problemset/problem/1985/F', 1500, 'binary search,data structures', 1, 1, '1718123640'),
('D-Function', 'b_AHA_r', '1985G', 'https://codeforces.com/problemset/problem/1985/G', 1600, 'combinatorics,math,number theory', 1, 1, '1718125274'),
('Maximize the Largest Component (Easy Version)', 'b_AHA_r', '1985H1', 'https://codeforces.com/problemset/problem/1985/H1', 1700, 'brute force,data structures,dfs and similar,dsu,graphs,implementation', 1, 1, '1718122721'),
('Theatre Square', 'b_AHA_r', '1A', 'https://codeforces.com/problemset/problem/1/A', 1000, 'math', 1, 1, '1644300927'),
('Drinks', 'b_AHA_r', '200B', 'https://codeforces.com/problemset/problem/200/B', 800, 'implementation,math', 1, 1, '1686655292'),
('Game on Paper', 'b_AHA_r', '203B', 'https://codeforces.com/problemset/problem/203/B', 1300, 'brute force,implementation', 1, 9, '1692588262'),
('Dubstep', 'b_AHA_r', '208A', 'https://codeforces.com/problemset/problem/208/A', 900, 'strings', 1, 2, '1678526785'),
('Dijkstra?', 'b_AHA_r', '20C', 'https://codeforces.com/problemset/problem/20/C', 1900, 'graphs,shortest paths', 1, 3, '1676399294'),
('System of Equations', 'b_AHA_r', '214A', 'https://codeforces.com/problemset/problem/214/A', 800, 'brute force', 1, 1, '1697693309'),
('Hometask', 'b_AHA_r', '214B', 'https://codeforces.com/problemset/problem/214/B', 1600, 'brute force,constructive algorithms,greedy,math', 1, 13, '1675853801'),
('k-String', 'b_AHA_r', '219A', 'https://codeforces.com/problemset/problem/219/A', 1000, 'implementation,strings', 1, 1, '1718523805'),
('Color Stripe', 'b_AHA_r', '219C', 'https://codeforces.com/problemset/problem/219/C', 1600, 'brute force,dp,greedy', 1, 13, '1707971853'),
('Little Elephant and Problem', 'b_AHA_r', '220A', 'https://codeforces.com/problemset/problem/220/A', 1300, 'implementation,sortings', 1, 1, '1693896654'),
('Little Elephant and Numbers', 'b_AHA_r', '221B', 'https://codeforces.com/problemset/problem/221/B', 1300, 'implementation', 1, 1, '1693892624'),
('Parallelepiped', 'b_AHA_r', '224A', 'https://codeforces.com/problemset/problem/224/A', 1100, 'brute force,geometry,math', 1, 1, '1718882516'),
('Effective Approach', 'b_AHA_r', '227B', 'https://codeforces.com/problemset/problem/227/B', 1100, 'implementation', 1, 1, '1669274423'),
('Is your horseshoe on the other hoof?', 'b_AHA_r', '228A', 'https://codeforces.com/problemset/problem/228/A', 800, 'implementation', 1, 1, '1700094205'),
('Second Order Statistics', 'b_AHA_r', '22A', 'https://codeforces.com/problemset/problem/22/A', 800, 'brute force', 1, 3, '1641907993'),
('Dragons', 'b_AHA_r', '230A', 'https://codeforces.com/problemset/problem/230/A', 1000, 'greedy,sortings', 1, 3, '1676396647'),
('T-primes', 'b_AHA_r', '230B', 'https://codeforces.com/problemset/problem/230/B', 1300, 'binary search,implementation,math,number theory', 1, 8, '1673788675'),
('Team', 'b_AHA_r', '231A', 'https://codeforces.com/problemset/problem/231/A', 800, 'brute force,greedy', 1, 1, '1648263696'),
('To Add or Not to Add', 'b_AHA_r', '231C', 'https://codeforces.com/problemset/problem/231/C', 1600, 'binary search,sortings,two pointers', 1, 2, '1697434474'),
('Reading', 'b_AHA_r', '234B', 'https://codeforces.com/problemset/problem/234/B', 1000, 'sortings', 1, 1, '1697616798'),
('LCM Challenge', 'b_AHA_r', '235A', 'https://codeforces.com/problemset/problem/235/A', 1600, 'number theory', 1, 1, '1697553024'),
('Boy or Girl', 'b_AHA_r', '236A', 'https://codeforces.com/problemset/problem/236/A', 800, 'brute force,implementation,strings', 1, 2, '1648265958'),
('Easy Number Challenge', 'b_AHA_r', '236B', 'https://codeforces.com/problemset/problem/236/B', 1300, 'implementation,number theory', 1, 1, '1666178676'),
('XOR on Segment', 'b_AHA_r', '242E', 'https://codeforces.com/problemset/problem/242/E', 2000, 'bitmasks,data structures', 1, 2, '1696582547'),
('Cupboards', 'b_AHA_r', '248A', 'https://codeforces.com/problemset/problem/248/A', 800, 'implementation', 1, 2, '1664446987'),
('Playing Cubes', 'b_AHA_r', '257B', 'https://codeforces.com/problemset/problem/257/B', 1300, 'games,greedy,implementation', 1, 2, '1691527619'),
('Little Elephant and Bits', 'b_AHA_r', '258A', 'https://codeforces.com/problemset/problem/258/A', 1100, 'greedy,math', 1, 5, '1693055295'),
('Little Elephant and Elections', 'b_AHA_r', '258B', 'https://codeforces.com/problemset/problem/258/B', 1900, 'brute force,combinatorics,dp', 0, 1, '1693054694'),
('IQ test', 'b_AHA_r', '25A', 'https://codeforces.com/problemset/problem/25/A', 1300, 'brute force', 1, 3, '1673157348'),
('Roads in Berland', 'b_AHA_r', '25C', 'https://codeforces.com/problemset/problem/25/C', 1900, 'graphs,shortest paths', 1, 1, '1687629992'),
('Balls and Boxes', 'b_AHA_r', '260C', 'https://codeforces.com/problemset/problem/260/C', 1700, 'constructive algorithms,greedy,implementation', 1, 6, '1675574554'),
('Roma and Changing Signs', 'b_AHA_r', '262B', 'https://codeforces.com/problemset/problem/262/B', 1200, 'greedy', 1, 11, '1667365336'),
('Beautiful Matrix', 'b_AHA_r', '263A', 'https://codeforces.com/problemset/problem/263/A', 800, 'implementation', 1, 1, '1644465886'),
('Stones on the Table', 'b_AHA_r', '266A', 'https://codeforces.com/problemset/problem/266/A', 800, 'implementation', 1, 1, '1648266564'),
('Queue at the School', 'b_AHA_r', '266B', 'https://codeforces.com/problemset/problem/266/B', 800, 'constructive algorithms,graph matchings,implementation,shortest paths', 1, 1, '1669823956'),
('Subtractions', 'b_AHA_r', '267A', 'https://codeforces.com/problemset/problem/267/A', 900, 'math,number theory', 1, 1, '1694182392'),
('Buttons', 'b_AHA_r', '268B', 'https://codeforces.com/problemset/problem/268/B', 1000, 'implementation,math', 1, 1, '1700219467'),
('Beautiful Sets of Points', 'b_AHA_r', '268C', 'https://codeforces.com/problemset/problem/268/C', 1500, 'constructive algorithms,implementation', 1, 1, '1675659345'),
('Fancy Fence', 'b_AHA_r', '270A', 'https://codeforces.com/problemset/problem/270/A', 1100, 'geometry,implementation,math', 1, 1, '1676649557'),
('Beautiful Year', 'b_AHA_r', '271A', 'https://codeforces.com/problemset/problem/271/A', 800, 'brute force', 1, 1, '1668613410'),
('Good Substrings', 'b_AHA_r', '271D', 'https://codeforces.com/problemset/problem/271/D', 1800, 'data structures,strings', 1, 1, '1700812733'),
('k-Multiple Free Set', 'b_AHA_r', '274A', 'https://codeforces.com/problemset/problem/274/A', 1500, 'binary search,greedy,sortings', 1, 2, '1695383933'),
('Little Girl and Game', 'b_AHA_r', '276B', 'https://codeforces.com/problemset/problem/276/B', 1300, 'games,greedy', 1, 1, '1709303005'),
('Little Girl and Maximum Sum', 'b_AHA_r', '276C', 'https://codeforces.com/problemset/problem/276/C', 1500, 'data structures,greedy,implementation,sortings', 1, 1, '1688233305'),
('New Problem', 'b_AHA_r', '278B', 'https://codeforces.com/problemset/problem/278/B', 1500, 'brute force,strings', 1, 2, '1693233819'),
('Books', 'b_AHA_r', '279B', 'https://codeforces.com/problemset/problem/279/B', 1400, 'binary search,brute force,implementation,two pointers', 1, 4, '1655203357'),
('Word Capitalization', 'b_AHA_r', '281A', 'https://codeforces.com/problemset/problem/281/A', 800, 'implementation,strings', 1, 2, '1648265620'),
('Bit++', 'b_AHA_r', '282A', 'https://codeforces.com/problemset/problem/282/A', 800, 'implementation', 1, 1, '1648264988'),
('Cows and Sequence', 'b_AHA_r', '283A', 'https://codeforces.com/problemset/problem/283/A', 1600, 'constructive algorithms,data structures,implementation', 1, 4, '1674718295'),
('Building Permutation', 'b_AHA_r', '285C', 'https://codeforces.com/problemset/problem/285/C', 1200, 'greedy,implementation,sortings', 1, 1, '1702439011'),
('Pipeline', 'b_AHA_r', '287B', 'https://codeforces.com/problemset/problem/287/B', 1700, 'binary search,math', 1, 8, '1718698472'),
('Greg and Graph', 'b_AHA_r', '295B', 'https://codeforces.com/problemset/problem/295/B', 1700, 'dp,graphs,shortest paths', 1, 1, '1675774970'),
('Winner', 'b_AHA_r', '2A', 'https://codeforces.com/problemset/problem/2/A', 1500, 'hashing,implementation', 1, 4, '1683782790'),
('Beautiful Numbers', 'b_AHA_r', '300C', 'https://codeforces.com/problemset/problem/300/C', 1800, 'brute force,combinatorics', 1, 2, '1662449894'),
('Lucky Permutation Triple', 'b_AHA_r', '303A', 'https://codeforces.com/problemset/problem/303/A', 1300, 'constructive algorithms,implementation,math', 1, 1, '1667123953'),
('Pythagorean Theorem II', 'b_AHA_r', '304A', 'https://codeforces.com/problemset/problem/304/A', 1200, 'brute force,math', 1, 1, '1674824769'),
('Whose sentence is it?', 'b_AHA_r', '312A', 'https://codeforces.com/problemset/problem/312/A', 1100, 'implementation,strings', 1, 6, '1693110179'),
('Ilya and Bank Account', 'b_AHA_r', '313A', 'https://codeforces.com/problemset/problem/313/A', 900, 'implementation,number theory', 1, 2, '1683460304'),
('Ilya and Queries', 'b_AHA_r', '313B', 'https://codeforces.com/problemset/problem/313/B', 1100, 'dp,implementation', 1, 1, '1681500751'),
('Even Odds', 'b_AHA_r', '318A', 'https://codeforces.com/problemset/problem/318/A', 900, 'math', 1, 1, '1659605226'),
('Flipping Game', 'b_AHA_r', '327A', 'https://codeforces.com/problemset/problem/327/A', 1200, 'brute force,dp,implementation', 1, 2, '1674712054'),
('Puzzles', 'b_AHA_r', '337A', 'https://codeforces.com/problemset/problem/337/A', 900, 'greedy', 1, 3, '1681249110'),
('Helpful Maths', 'b_AHA_r', '339A', 'https://codeforces.com/problemset/problem/339/A', 800, 'greedy,implementation,sortings,strings', 1, 2, '1648265403'),
('Xenia and Ringroad', 'b_AHA_r', '339B', 'https://codeforces.com/problemset/problem/339/B', 1000, 'implementation', 1, 1, '1686336340'),
('Magnets', 'b_AHA_r', '344A', 'https://codeforces.com/problemset/problem/344/A', 800, 'implementation', 1, 1, '1674193824'),
('Cinema Line', 'b_AHA_r', '349A', 'https://codeforces.com/problemset/problem/349/A', 1100, 'greedy,implementation', 1, 1, '1716195405'),
('Sale', 'b_AHA_r', '34B', 'https://codeforces.com/problemset/problem/34/B', 900, 'greedy,sortings', 1, 1, '1692012943'),
('TL', 'b_AHA_r', '350A', 'https://codeforces.com/problemset/problem/350/A', 1200, 'brute force,greedy,implementation', 1, 3, '1693288441'),
('Knight Tournament', 'b_AHA_r', '356A', 'https://codeforces.com/problemset/problem/356/A', 1500, 'data structures,dsu', 1, 1, '1675657436'),
('Levko and Permutation', 'b_AHA_r', '361B', 'https://codeforces.com/problemset/problem/361/B', 1200, 'constructive algorithms,math,number theory', 1, 2, '1693542441'),
('Fence', 'b_AHA_r', '363B', 'https://codeforces.com/problemset/problem/363/B', 1100, 'brute force,dp', 1, 9, '1671858830'),
('Renting Bikes', 'b_AHA_r', '363D', 'https://codeforces.com/problemset/problem/363/D', 1800, 'binary search,greedy', 1, 1, '1697349086'),
('Sereja and Suffixes', 'b_AHA_r', '368B', 'https://codeforces.com/problemset/problem/368/B', 1100, 'data structures,dp', 1, 1, '1681722167'),
('Maze', 'b_AHA_r', '377A', 'https://codeforces.com/problemset/problem/377/A', 1600, 'dfs and similar', 1, 2, '1680648732'),
('Playing with Dice', 'b_AHA_r', '378A', 'https://codeforces.com/problemset/problem/378/A', 800, 'brute force', 1, 2, '1693646574'),
('New Year Candles', 'b_AHA_r', '379A', 'https://codeforces.com/problemset/problem/379/A', 1000, 'implementation', 1, 2, '1686405424'),
('Sereja and Dima', 'b_AHA_r', '381A', 'https://codeforces.com/problemset/problem/381/A', 800, 'greedy,implementation,two pointers', 1, 2, '1652113789'),
('Bear and Raspberry', 'b_AHA_r', '385A', 'https://codeforces.com/problemset/problem/385/A', 1000, 'brute force,greedy,implementation', 1, 2, '1692624998'),
('Bear and Prime Numbers', 'b_AHA_r', '385C', 'https://codeforces.com/problemset/problem/385/C', 1700, 'binary search,brute force,data structures,dp,implementation,math,number theory', 1, 11, '1681586395'),
('Company Income Growth', 'b_AHA_r', '39B', 'https://codeforces.com/problemset/problem/39/B', 1300, 'greedy', 1, 1, '1691145120'),
('Cubical Planet', 'b_AHA_r', '39D', 'https://codeforces.com/problemset/problem/39/D', 1100, 'math', 1, 1, '1691143884'),
('Multiplication Table', 'b_AHA_r', '39H', 'https://codeforces.com/problemset/problem/39/H', 1300, 'implementation', 1, 1, '1691145682'),
('Shortest path of the king', 'b_AHA_r', '3A', 'https://codeforces.com/problemset/problem/3/A', 1000, 'greedy,shortest paths', 1, 2, '1693638018'),
('Least Cost Bracket Sequence', 'b_AHA_r', '3D', 'https://codeforces.com/problemset/problem/3/D', 2600, 'greedy', 1, 3, '1709386397'),
('Vanya and Cards', 'b_AHA_r', '401A', 'https://codeforces.com/problemset/problem/401/A', 800, 'implementation,math', 1, 1, '1670653808'),
('Gravity Flip', 'b_AHA_r', '405A', 'https://codeforces.com/problemset/problem/405/A', 900, 'greedy,implementation,sortings', 1, 1, '1676308618'),
('Mashmokh and ACM', 'b_AHA_r', '414B', 'https://codeforces.com/problemset/problem/414/B', 1400, 'combinatorics,dp,number theory', 1, 1, '1684751737'),
('Translation', 'b_AHA_r', '41A', 'https://codeforces.com/problemset/problem/41/A', 800, 'implementation,strings', 1, 1, '1648531713'),
('Start Up', 'b_AHA_r', '420A', 'https://codeforces.com/problemset/problem/420/A', 1000, 'implementation', 1, 1, '1693634057'),
('Checkposts', 'b_AHA_r', '427C', 'https://codeforces.com/problemset/problem/427/C', 1700, 'dfs and similar,graphs,two pointers', 1, 1, '1676361714'),
('Black Square', 'b_AHA_r', '431A', 'https://codeforces.com/problemset/problem/431/A', 800, 'implementation', 1, 1, '1688971096'),
('Kuriyama Mirai\'s Stones', 'b_AHA_r', '433B', 'https://codeforces.com/problemset/problem/433/B', 1200, 'dp,implementation,sortings', 1, 4, '1686719911'),
('Pasha Maximizes', 'b_AHA_r', '435B', 'https://codeforces.com/problemset/problem/435/B', 1400, 'greedy', 1, 3, '1679395399'),
('The Child and Zoo', 'b_AHA_r', '437D', 'https://codeforces.com/problemset/problem/437/D', 1900, 'dsu,sortings', 1, 1, '1676376105'),
('Football', 'b_AHA_r', '43A', 'https://codeforces.com/problemset/problem/43/A', 1000, 'strings', 1, 1, '1686397926'),
('Valera and Fruits', 'b_AHA_r', '441B', 'https://codeforces.com/problemset/problem/441/B', 1400, 'greedy,implementation', 1, 5, '1693416938'),
('Anton and Letters', 'b_AHA_r', '443A', 'https://codeforces.com/problemset/problem/443/A', 800, 'constructive algorithms,implementation', 1, 1, '1682798247'),
('DZY Loves Chessboard', 'b_AHA_r', '445A', 'https://codeforces.com/problemset/problem/445/A', 1200, 'dfs and similar,implementation', 1, 1, '1687782011'),
('DZY Loves Chemistry', 'b_AHA_r', '445B', 'https://codeforces.com/problemset/problem/445/B', 1400, 'dfs and similar,dsu,greedy', 1, 3, '1692724583'),
('Jzzhu and Cities', 'b_AHA_r', '449B', 'https://codeforces.com/problemset/problem/449/B', 2000, 'graphs,greedy,shortest paths', 1, 1, '1685819583'),
('Indian Summer', 'b_AHA_r', '44A', 'https://codeforces.com/problemset/problem/44/A', 900, 'implementation', 1, 1, '1641716443'),
('Cola', 'b_AHA_r', '44B', 'https://codeforces.com/problemset/problem/44/B', 1500, 'implementation', 1, 1, '1694494924'),
('Jzzhu and Children', 'b_AHA_r', '450A', 'https://codeforces.com/problemset/problem/450/A', 1000, 'implementation', 1, 1, '1699800726'),
('Jzzhu and Sequences', 'b_AHA_r', '450B', 'https://codeforces.com/problemset/problem/450/B', 1300, 'implementation,math', 1, 10, '1672996584'),
('Game With Sticks', 'b_AHA_r', '451A', 'https://codeforces.com/problemset/problem/451/A', 900, 'implementation', 1, 3, '1682612472'),
('Sort the Array', 'b_AHA_r', '451B', 'https://codeforces.com/problemset/problem/451/B', 1300, 'implementation,sortings', 1, 1, '1666174235'),
('Boredom', 'b_AHA_r', '455A', 'https://codeforces.com/problemset/problem/455/A', 1500, 'dp', 1, 4, '1687590988'),
('Laptops', 'b_AHA_r', '456A', 'https://codeforces.com/problemset/problem/456/A', 1100, 'sortings', 1, 1, '1676308881'),
('Fedya and Maths', 'b_AHA_r', '456B', 'https://codeforces.com/problemset/problem/456/B', 1200, 'math,number theory', 1, 1, '1697018739'),
('Pashmak and Flowers', 'b_AHA_r', '459B', 'https://codeforces.com/problemset/problem/459/B', 1300, 'combinatorics,implementation,sortings', 1, 4, '1681939605'),
('Pashmak and Parmida\'s problem', 'b_AHA_r', '459D', 'https://codeforces.com/problemset/problem/459/D', 1800, 'data structures,divide and conquer,sortings', 1, 2, '1706773155'),
('Vasya and Socks', 'b_AHA_r', '460A', 'https://codeforces.com/problemset/problem/460/A', 900, 'brute force,implementation,math', 1, 3, '1672825671'),
('Present', 'b_AHA_r', '460C', 'https://codeforces.com/problemset/problem/460/C', 1700, 'binary search,data structures,greedy', 1, 3, '1696957432'),
('Caisa and Pylons', 'b_AHA_r', '463B', 'https://codeforces.com/problemset/problem/463/B', 1100, 'brute force,implementation,math', 1, 1, '1718359778'),
('Cheap Travel', 'b_AHA_r', '466A', 'https://codeforces.com/problemset/problem/466/A', 1200, 'implementation', 1, 1, '1674392624'),
('Number of Ways', 'b_AHA_r', '466C', 'https://codeforces.com/problemset/problem/466/C', 1700, 'binary search,brute force,data structures,dp,two pointers', 1, 2, '1682514951'),
('George and Accommodation', 'b_AHA_r', '467A', 'https://codeforces.com/problemset/problem/467/A', 800, 'implementation', 1, 1, '1672767828'),
('Fedor and New Game', 'b_AHA_r', '467B', 'https://codeforces.com/problemset/problem/467/B', 1100, 'bitmasks,brute force,constructive algorithms,implementation', 1, 1, '1687780564'),
('24 Game', 'b_AHA_r', '468A', 'https://codeforces.com/problemset/problem/468/A', 1500, 'constructive algorithms,greedy,math', 1, 1, '1693299544'),
('I Wanna Be the Guy', 'b_AHA_r', '469A', 'https://codeforces.com/problemset/problem/469/A', 800, 'greedy,implementation', 1, 2, '1641907035'),
('MUH and Cube Walls', 'b_AHA_r', '471D', 'https://codeforces.com/problemset/problem/471/D', 1800, 'string suffix structures,strings', 1, 2, '1685989831'),
('Design Tutorial: Make It Nondeterministic', 'b_AHA_r', '472C', 'https://codeforces.com/problemset/problem/472/C', 1400, 'greedy', 1, 3, '1693403058'),
('Keyboard', 'b_AHA_r', '474A', 'https://codeforces.com/problemset/problem/474/A', 900, 'implementation', 1, 1, '1694091181'),
('Worms', 'b_AHA_r', '474B', 'https://codeforces.com/problemset/problem/474/B', 1200, 'binary search,implementation', 1, 8, '1655286872'),
('Flowers', 'b_AHA_r', '474D', 'https://codeforces.com/problemset/problem/474/D', 1700, 'dp', 1, 4, '1684421757'),
('Pillars', 'b_AHA_r', '474E', 'https://codeforces.com/problemset/problem/474/E', 2000, 'binary search,data structures,dp,sortings,trees', 1, 12, '1708169716'),
('Ant colony', 'b_AHA_r', '474F', 'https://codeforces.com/problemset/problem/474/F', 2100, 'data structures,math,number theory', 1, 1, '1708144709'),
('Dreamoon and Stairs', 'b_AHA_r', '476A', 'https://codeforces.com/problemset/problem/476/A', 1000, 'implementation,math', 1, 3, '1686558950'),
('Dreamoon and WiFi', 'b_AHA_r', '476B', 'https://codeforces.com/problemset/problem/476/B', 1300, 'bitmasks,brute force,combinatorics,dp,math,probabilities', 1, 3, '1691741838'),
('Initial Bet', 'b_AHA_r', '478A', 'https://codeforces.com/problemset/problem/478/A', 1100, 'implementation', 1, 1, '1719066506'),
('Random Teams', 'b_AHA_r', '478B', 'https://codeforces.com/problemset/problem/478/B', 1300, 'combinatorics,constructive algorithms,greedy,math', 1, 4, '1687785706'),
('Expression', 'b_AHA_r', '479A', 'https://codeforces.com/problemset/problem/479/A', 1000, 'brute force,math', 1, 1, '1676308446'),
('Exams', 'b_AHA_r', '479C', 'https://codeforces.com/problemset/problem/479/C', 1400, 'greedy,sortings', 1, 1, '1663215612'),
('Diverse Permutation', 'b_AHA_r', '482A', 'https://codeforces.com/problemset/problem/482/A', 1200, 'constructive algorithms,greedy', 1, 2, '1666963920'),
('Bits', 'b_AHA_r', '484A', 'https://codeforces.com/problemset/problem/484/A', 1700, 'bitmasks,constructive algorithms', 1, 1, '1674736977'),
('Maximum Value', 'b_AHA_r', '484B', 'https://codeforces.com/problemset/problem/484/B', 2100, 'binary search,math,sortings,two pointers', 1, 2, '1697811689'),
('Sign on Fence', 'b_AHA_r', '484E', 'https://codeforces.com/problemset/problem/484/E', 2500, 'binary search,constructive algorithms,data structures', 1, 2, '1709384499'),
('Calculating Function', 'b_AHA_r', '486A', 'https://codeforces.com/problemset/problem/486/A', 800, 'implementation,math', 1, 1, '1677086337'),
('BerSU Ball', 'b_AHA_r', '489B', 'https://codeforces.com/problemset/problem/489/B', 1200, 'dfs and similar,dp,graph matchings,greedy,sortings,two pointers', 1, 1, '1674461914'),
('Given Length and Sum of Digits...', 'b_AHA_r', '489C', 'https://codeforces.com/problemset/problem/489/C', 1400, 'dp,greedy,implementation', 1, 8, '1677058639'),
('Vanya and Lanterns', 'b_AHA_r', '492B', 'https://codeforces.com/problemset/problem/492/B', 1200, 'binary search,implementation,math,sortings', 1, 1, '1649932710'),
('Vasya and Chess', 'b_AHA_r', '493D', 'https://codeforces.com/problemset/problem/493/D', 1700, 'constructive algorithms,games,math', 1, 1, '1707217204'),
('Digital Counter', 'b_AHA_r', '495A', 'https://codeforces.com/problemset/problem/495/A', 1100, 'implementation', 1, 2, '1692704224'),
('Lecture', 'b_AHA_r', '499B', 'https://codeforces.com/problemset/problem/499/B', 1000, 'implementation,strings', 1, 1, '1698930446'),
('Sleuth', 'b_AHA_r', '49A', 'https://codeforces.com/problemset/problem/49/A', 800, 'implementation', 1, 6, '1693645947'),
('Watermelon', 'b_AHA_r', '4A', 'https://codeforces.com/problemset/problem/4/A', 800, 'brute force,math', 1, 4, '1640225220'),
('Before an Exam', 'b_AHA_r', '4B', 'https://codeforces.com/problemset/problem/4/B', 1200, 'constructive algorithms,greedy', 1, 1, '1678873031'),
('Registration System', 'b_AHA_r', '4C', 'https://codeforces.com/problemset/problem/4/C', 1300, 'data structures,hashing,implementation', 1, 1, '1641806092'),
('New Year Transportation', 'b_AHA_r', '500A', 'https://codeforces.com/problemset/problem/500/A', 1000, 'dfs and similar,graphs,implementation', 1, 1, '1686388217'),
('New Year Permutation', 'b_AHA_r', '500B', 'https://codeforces.com/problemset/problem/500/B', 1600, 'dfs and similar,dsu,graphs,greedy,math,sortings', 1, 1, '1686397474'),
('New Year Book Reading', 'b_AHA_r', '500C', 'https://codeforces.com/problemset/problem/500/C', 1600, 'constructive algorithms,greedy,implementation,math', 1, 1, '1676034276'),
('Amr and Pins', 'b_AHA_r', '507B', 'https://codeforces.com/problemset/problem/507/B', 1400, 'geometry,math', 1, 2, '1685769363'),
('Domino piling', 'b_AHA_r', '50A', 'https://codeforces.com/problemset/problem/50/A', 800, 'greedy,math', 1, 2, '1649414700'),
('Chewbaсca and Number', 'b_AHA_r', '514A', 'https://codeforces.com/problemset/problem/514/A', 1200, 'greedy,implementation', 1, 1, '1676481389'),
('Han Solo and Lazer Gun', 'b_AHA_r', '514B', 'https://codeforces.com/problemset/problem/514/B', 1400, 'brute force,data structures,geometry,implementation,math', 1, 2, '1687804223'),
('Drazil and Factorial', 'b_AHA_r', '515C', 'https://codeforces.com/problemset/problem/515/C', 1400, 'greedy,math,sortings', 1, 1, '1666970218'),
('Anya and Smartphone', 'b_AHA_r', '518C', 'https://codeforces.com/problemset/problem/518/C', 1600, 'constructive algorithms,data structures,implementation', 1, 1, '1674723193'),
('A and B and Compilation Errors', 'b_AHA_r', '519B', 'https://codeforces.com/problemset/problem/519/B', 1100, 'data structures,implementation,sortings', 1, 1, '1685629119'),
('Two Buttons', 'b_AHA_r', '520B', 'https://codeforces.com/problemset/problem/520/B', 1400, 'dfs and similar,graphs,greedy,implementation,math,shortest paths', 1, 2, '1684931321'),
('Covered Path', 'b_AHA_r', '534B', 'https://codeforces.com/problemset/problem/534/B', 1400, 'dp,greedy,math', 1, 3, '1679121473'),
('Woodcutters', 'b_AHA_r', '545C', 'https://codeforces.com/problemset/problem/545/C', 1500, 'dp,greedy', 1, 1, '1687966492'),
('Soldier and Bananas', 'b_AHA_r', '546A', 'https://codeforces.com/problemset/problem/546/A', 800, 'brute force,implementation,math', 1, 2, '1648269792'),
('Mike and Feet', 'b_AHA_r', '547B', 'https://codeforces.com/problemset/problem/547/B', 1900, 'binary search,data structures,dp,dsu', 1, 2, '1710683255'),
('Face Detection', 'b_AHA_r', '549A', 'https://codeforces.com/problemset/problem/549/A', 900, 'implementation,strings', 1, 1, '1696400097'),
('Two Substrings', 'b_AHA_r', '550A', 'https://codeforces.com/problemset/problem/550/A', 1500, 'brute force,dp,greedy,implementation,strings', 1, 5, '1675076107'),
('Divisibility by Eight', 'b_AHA_r', '550C', 'https://codeforces.com/problemset/problem/550/C', 1500, 'brute force,dp,math', 1, 1, '1675072095'),
('Case of the Zeros and Ones', 'b_AHA_r', '556A', 'https://codeforces.com/problemset/problem/556/A', 900, 'greedy', 1, 1, '1695558926'),
('Case of Fake Numbers', 'b_AHA_r', '556B', 'https://codeforces.com/problemset/problem/556/B', 1100, 'brute force,implementation', 1, 1, '1693110105'),
('Domino Principle', 'b_AHA_r', '56E', 'https://codeforces.com/problemset/problem/56/E', 2200, 'binary search,data structures,sortings', 1, 3, '1708163980'),
('Multiplication Table', 'b_AHA_r', '577A', 'https://codeforces.com/problemset/problem/577/A', 1000, 'implementation,number theory', 1, 3, '1697172027'),
('Modulo Sum', 'b_AHA_r', '577B', 'https://codeforces.com/problemset/problem/577/B', 1900, 'combinatorics,data structures,dp,two pointers', 1, 3, '1697871984'),
('Raising Bacteria', 'b_AHA_r', '579A', 'https://codeforces.com/problemset/problem/579/A', 1000, 'bitmasks', 1, 2, '1685206506'),
('Square Earth?', 'b_AHA_r', '57A', 'https://codeforces.com/problemset/problem/57/A', 1300, 'dfs and similar,greedy,implementation', 1, 1, '1694705130'),
('Kefa and First Steps', 'b_AHA_r', '580A', 'https://codeforces.com/problemset/problem/580/A', 900, 'brute force,dp,implementation', 1, 2, '1676912147'),
('Kefa and Company', 'b_AHA_r', '580B', 'https://codeforces.com/problemset/problem/580/B', 1500, 'binary search,sortings,two pointers', 1, 2, '1675155859'),
('Kefa and Park', 'b_AHA_r', '580C', 'https://codeforces.com/problemset/problem/580/C', 1500, 'dfs and similar,graphs,trees', 1, 5, '1676725524'),
('Kefa and Watch', 'b_AHA_r', '580E', 'https://codeforces.com/problemset/problem/580/E', 2500, 'data structures,hashing,strings', 1, 1, '1709459920'),
('Olesya and Rodion', 'b_AHA_r', '584A', 'https://codeforces.com/problemset/problem/584/A', 1000, 'math', 1, 1, '1686405884'),
('Marina and Vasya', 'b_AHA_r', '584C', 'https://codeforces.com/problemset/problem/584/C', 1700, 'constructive algorithms,greedy,strings', 1, 3, '1674632975'),
('Laurenty and Shop', 'b_AHA_r', '586B', 'https://codeforces.com/problemset/problem/586/B', 1300, 'implementation', 1, 1, '1696141183'),
('Chat room', 'b_AHA_r', '58A', 'https://codeforces.com/problemset/problem/58/A', 1000, 'greedy,strings', 1, 1, '1676135969'),
('Coins', 'b_AHA_r', '58B', 'https://codeforces.com/problemset/problem/58/B', 1300, 'greedy', 1, 2, '1663483060'),
('2Char', 'b_AHA_r', '593A', 'https://codeforces.com/problemset/problem/593/A', 1200, 'brute force,implementation', 1, 1, '1672377672'),
('Wilbur and Array', 'b_AHA_r', '596B', 'https://codeforces.com/problemset/problem/596/B', 1100, 'greedy,implementation', 1, 3, '1702055004'),
('Subsequences', 'b_AHA_r', '597C', 'https://codeforces.com/problemset/problem/597/C', 1900, 'data structures,dp', 1, 1, '1706763046'),
('Igor In the Museum', 'b_AHA_r', '598D', 'https://codeforces.com/problemset/problem/598/D', 1700, 'dfs and similar,graphs,shortest paths', 1, 1, '1711993022'),
('Word', 'b_AHA_r', '59A', 'https://codeforces.com/problemset/problem/59/A', 800, 'implementation,strings', 1, 1, '1648289430'),
('Queries about less or equal elements', 'b_AHA_r', '600B', 'https://codeforces.com/problemset/problem/600/B', 1300, 'binary search,data structures,sortings,two pointers', 1, 1, '1708766223'),
('Minimum spanning tree for each edge', 'b_AHA_r', '609E', 'https://codeforces.com/problemset/problem/609/E', 2100, 'data structures,dfs and similar,dsu,graphs,trees', 1, 1, '1676450648'),
('Dinner with Emma', 'b_AHA_r', '616B', 'https://codeforces.com/problemset/problem/616/B', 1000, 'games,greedy', 1, 1, '1693053271'),
('Longest k-Good Segment', 'b_AHA_r', '616D', 'https://codeforces.com/problemset/problem/616/D', 1600, 'binary search,data structures,two pointers', 1, 2, '1679398520'),
('Elephant', 'b_AHA_r', '617A', 'https://codeforces.com/problemset/problem/617/A', 800, 'math', 1, 1, '1647081430'),
('Polyline', 'b_AHA_r', '617D', 'https://codeforces.com/problemset/problem/617/D', 1700, 'constructive algorithms,implementation', 1, 3, '1674812325'),
('Ultra-Fast Mathematician', 'b_AHA_r', '61A', 'https://codeforces.com/problemset/problem/61/A', 800, 'implementation', 1, 1, '1680182790'),
('Enemy is weak', 'b_AHA_r', '61E', 'https://codeforces.com/problemset/problem/61/E', 1900, 'data structures,trees', 1, 4, '1706769334'),
('Wet Shark and Odd and Even', 'b_AHA_r', '621A', 'https://codeforces.com/problemset/problem/621/A', 900, 'implementation', 1, 1, '1694182913'),
('Not Equal on a Segment', 'b_AHA_r', '622C', 'https://codeforces.com/problemset/problem/622/C', 1700, 'data structures,implementation', 1, 1, '1711796942'),
('War of the Corporations', 'b_AHA_r', '625B', 'https://codeforces.com/problemset/problem/625/B', 1200, 'constructive algorithms,greedy,strings', 1, 2, '1686935117'),
('XOR Equation', 'b_AHA_r', '627A', 'https://codeforces.com/problemset/problem/627/A', 1700, 'dp,math', 1, 2, '1696412770'),
('Benches', 'b_AHA_r', '630H', 'https://codeforces.com/problemset/problem/630/H', 1400, 'combinatorics,math', 1, 3, '1684584812'),
('Indivisibility', 'b_AHA_r', '630K', 'https://codeforces.com/problemset/problem/630/K', 1500, 'math,number theory', 1, 1, '1697819642'),
('Forecast', 'b_AHA_r', '630N', 'https://codeforces.com/problemset/problem/630/N', 1300, 'math', 1, 2, '1668410624'),
('Ebony and Ivory', 'b_AHA_r', '633A', 'https://codeforces.com/problemset/problem/633/A', 1100, 'brute force,math,number theory', 1, 3, '1672236980'),
('A Trivial Problem', 'b_AHA_r', '633B', 'https://codeforces.com/problemset/problem/633/B', 1300, 'brute force,constructive algorithms,math,number theory', 1, 1, '1702182119'),
('Bulls and Cows', 'b_AHA_r', '63C', 'https://codeforces.com/problemset/problem/63/C', 1700, 'brute force,implementation', 1, 2, '1675506014'),
('Little Artem and Time Machine', 'b_AHA_r', '641E', 'https://codeforces.com/problemset/problem/641/E', 2000, 'data structures', 1, 1, '1678426893'),
('z-sort', 'b_AHA_r', '652B', 'https://codeforces.com/problemset/problem/652/B', 1000, 'sortings', 1, 1, '1678176657'),
('Hard Process', 'b_AHA_r', '660C', 'https://codeforces.com/problemset/problem/660/C', 1600, 'binary search,dp,two pointers', 1, 1, '1679483986'),
('Vanya and Fence', 'b_AHA_r', '677A', 'https://codeforces.com/problemset/problem/677/A', 800, 'implementation', 1, 1, '1648532861'),
('Heap Operations', 'b_AHA_r', '681C', 'https://codeforces.com/problemset/problem/681/C', 1600, 'constructive algorithms,data structures,greedy', 1, 2, '1674798071'),
('Alyona and Mex', 'b_AHA_r', '682B', 'https://codeforces.com/problemset/problem/682/B', 1200, 'sortings', 1, 1, '1674213840'),
('Lovely Palindromes', 'b_AHA_r', '688B', 'https://codeforces.com/problemset/problem/688/B', 1000, 'constructive algorithms,math', 1, 1, '1703047127'),
('Mike and Chocolate Thieves', 'b_AHA_r', '689C', 'https://codeforces.com/problemset/problem/689/C', 1700, 'binary search,combinatorics,math', 1, 4, '1673160870'),
('Collective Mindsets (easy)', 'b_AHA_r', '690A1', 'https://codeforces.com/problemset/problem/690/A1', 1100, '', 1, 1, '1684834388'),
('Recover Polygon (easy)', 'b_AHA_r', '690B1', 'https://codeforces.com/problemset/problem/690/B1', 1700, '', 0, 1, '1684739155'),
('Brain Network (easy)', 'b_AHA_r', '690C1', 'https://codeforces.com/problemset/problem/690/C1', 1300, '', 1, 6, '1684739205'),
('Brain Network (medium)', 'b_AHA_r', '690C2', 'https://codeforces.com/problemset/problem/690/C2', 1500, 'dfs and similar,graphs,trees', 1, 1, '1684737194'),
('The Wall (easy)', 'b_AHA_r', '690D1', 'https://codeforces.com/problemset/problem/690/D1', 1200, '', 1, 1, '1684839051'),
('Tree of Life (easy)', 'b_AHA_r', '690F1', 'https://codeforces.com/problemset/problem/690/F1', 1300, '', 1, 1, '1684740505'),
('Vacations', 'b_AHA_r', '698A', 'https://codeforces.com/problemset/problem/698/A', 1400, 'dp', 1, 3, '1685094119'),
('Young Physicist', 'b_AHA_r', '69A', 'https://codeforces.com/problemset/problem/69/A', 1000, 'implementation,math', 1, 4, '1648716441'),
('Powers of Two', 'b_AHA_r', '702B', 'https://codeforces.com/problemset/problem/702/B', 1500, 'brute force,data structures,implementation,math', 1, 1, '1693298236'),
('Hulk', 'b_AHA_r', '705A', 'https://codeforces.com/problemset/problem/705/A', 800, 'implementation', 1, 1, '1686818929'),
('Interesting drink', 'b_AHA_r', '706B', 'https://codeforces.com/problemset/problem/706/B', 1100, 'binary search,dp,implementation', 1, 5, '1655288103'),
('Pythagorean Triples', 'b_AHA_r', '707C', 'https://codeforces.com/problemset/problem/707/C', 1500, 'math,number theory', 1, 1, '1672325786'),
('Juicer', 'b_AHA_r', '709A', 'https://codeforces.com/problemset/problem/709/A', 900, 'implementation', 1, 1, '1696398730'),
('Crazy Computer', 'b_AHA_r', '716A', 'https://codeforces.com/problemset/problem/716/A', 800, 'implementation', 1, 2, '1672393053'),
('Potions Homework', 'b_AHA_r', '717C', 'https://codeforces.com/problemset/problem/717/C', 1200, 'implementation,sortings', 1, 1, '1692611195'),
('Way Too Long Words', 'b_AHA_r', '71A', 'https://codeforces.com/problemset/problem/71/A', 800, 'strings', 1, 2, '1643293148'),
('Progress Bar', 'b_AHA_r', '71B', 'https://codeforces.com/problemset/problem/71/B', 1300, 'implementation,math', 1, 1, '1682518473'),
('Guess the Array', 'b_AHA_r', '727C', 'https://codeforces.com/problemset/problem/727/C', 1400, 'constructive algorithms,interactive,math', 1, 1, '1693019576'),
('Minimum and Maximum', 'b_AHA_r', '730B', 'https://codeforces.com/problemset/problem/730/B', 1800, 'constructive algorithms,interactive', 1, 2, '1692258160'),
('Anton and Danik', 'b_AHA_r', '734A', 'https://codeforces.com/problemset/problem/734/A', 800, 'implementation,strings', 1, 1, '1648532109'),
('Tennis Championship', 'b_AHA_r', '735C', 'https://codeforces.com/problemset/problem/735/C', 1600, 'combinatorics,constructive algorithms,greedy,math', 1, 2, '1674978883'),
('Taxes', 'b_AHA_r', '735D', 'https://codeforces.com/problemset/problem/735/D', 1600, 'math,number theory', 1, 7, '1672391429'),
('Alyona and copybooks', 'b_AHA_r', '740A', 'https://codeforces.com/problemset/problem/740/A', 1300, 'brute force,implementation', 1, 2, '1674276185'),
('Alyona and mex', 'b_AHA_r', '740C', 'https://codeforces.com/problemset/problem/740/C', 1700, 'constructive algorithms', 1, 2, '1674278586'),
('Arpa’s hard exam and Mehrdad’s naive cheat', 'b_AHA_r', '742A', 'https://codeforces.com/problemset/problem/742/A', 1000, 'implementation,math,number theory', 1, 2, '1672229509'),
('Chloe and the sequence ', 'b_AHA_r', '743B', 'https://codeforces.com/problemset/problem/743/B', 1200, 'binary search,bitmasks,constructive algorithms,implementation', 1, 3, '1708683511'),
('Bash\'s Big Day', 'b_AHA_r', '757B', 'https://codeforces.com/problemset/problem/757/B', 1400, 'greedy,math,number theory', 1, 2, '1673687475'),
('Modified GCD', 'b_AHA_r', '75C', 'https://codeforces.com/problemset/problem/75/C', 1600, 'binary search,number theory', 1, 5, '1697998887'),
('k-th divisor', 'b_AHA_r', '762A', 'https://codeforces.com/problemset/problem/762/A', 1400, 'math,number theory', 1, 2, '1673443974'),
('Mahmoud and Longest Uncommon Subsequence', 'b_AHA_r', '766A', 'https://codeforces.com/problemset/problem/766/A', 1000, 'constructive algorithms,strings', 1, 1, '1700680574'),
('Mahmoud and a Triangle', 'b_AHA_r', '766B', 'https://codeforces.com/problemset/problem/766/B', 1000, 'constructive algorithms,geometry,greedy,math,number theory,sortings', 1, 1, '1703353045'),
('Snacktower', 'b_AHA_r', '767A', 'https://codeforces.com/problemset/problem/767/A', 1100, 'data structures,implementation', 1, 5, '1666685666'),
('Anton and Classes', 'b_AHA_r', '785B', 'https://codeforces.com/problemset/problem/785/B', 1100, 'greedy,sortings', 1, 2, '1667925979'),
('Functions again', 'b_AHA_r', '788A', 'https://codeforces.com/problemset/problem/788/A', 1600, 'dp,two pointers', 1, 4, '1682927027'),
('Haiku', 'b_AHA_r', '78A', 'https://codeforces.com/problemset/problem/78/A', 800, 'implementation,strings', 1, 4, '1641448132'),
('Easter Eggs', 'b_AHA_r', '78B', 'https://codeforces.com/problemset/problem/78/B', 1200, 'constructive algorithms,implementation', 1, 1, '1672163550'),
('Bear and Big Brother', 'b_AHA_r', '791A', 'https://codeforces.com/problemset/problem/791/A', 800, 'implementation', 1, 1, '1648266848'),
('Find The Bone', 'b_AHA_r', '796B', 'https://codeforces.com/problemset/problem/796/B', 1300, 'implementation', 1, 2, '1667129439'),
('Police Stations', 'b_AHA_r', '796D', 'https://codeforces.com/problemset/problem/796/D', 2100, 'constructive algorithms,dfs and similar,dp,graphs,shortest paths,trees', 1, 1, '1676978955'),
('k-Factorization', 'b_AHA_r', '797A', 'https://codeforces.com/problemset/problem/797/A', 1100, 'implementation,math,number theory', 1, 4, '1672233941'),
('T-shirt buying', 'b_AHA_r', '799B', 'https://codeforces.com/problemset/problem/799/B', 1400, 'data structures,implementation', 1, 8, '1684494261'),
('3-palindrome', 'b_AHA_r', '805B', 'https://codeforces.com/problemset/problem/805/B', 1000, 'constructive algorithms', 1, 3, '1678514467'),
('Tea Party', 'b_AHA_r', '808C', 'https://codeforces.com/problemset/problem/808/C', 1400, 'constructive algorithms,greedy,sortings', 1, 1, '1677657440'),
('Sagheer and Crossroads', 'b_AHA_r', '812A', 'https://codeforces.com/problemset/problem/812/A', 1200, 'implementation', 1, 4, '1692799059'),
('Crossword solving', 'b_AHA_r', '822B', 'https://codeforces.com/problemset/problem/822/B', 1000, 'brute force,implementation,strings', 1, 3, '1695391230'),
('Double Cola', 'b_AHA_r', '82A', 'https://codeforces.com/problemset/problem/82/A', 1100, 'implementation,math', 1, 1, '1701947969'),
('Key races', 'b_AHA_r', '835A', 'https://codeforces.com/problemset/problem/835/A', 800, 'math', 1, 2, '1667218572'),
('The number on the board', 'b_AHA_r', '835B', 'https://codeforces.com/problemset/problem/835/B', 1100, 'greedy', 1, 1, '1693504319');
INSERT INTO `problems` (`Name`, `Solved_By`, `Problem_ID`, `Link`, `Rating`, `Tags`, `Solved`, `Attempted`, `Last_Update`) VALUES
('Text Volume', 'b_AHA_r', '837A', 'https://codeforces.com/problemset/problem/837/A', 800, 'implementation', 1, 1, '1694230440'),
('Arya and Bran', 'b_AHA_r', '839A', 'https://codeforces.com/problemset/problem/839/A', 900, 'implementation', 1, 2, '1696909083'),
('Curriculum Vitae', 'b_AHA_r', '846A', 'https://codeforces.com/problemset/problem/846/A', 1500, 'brute force,implementation', 1, 2, '1678714555'),
('University Classes', 'b_AHA_r', '847G', 'https://codeforces.com/problemset/problem/847/G', 900, 'implementation', 1, 1, '1668658869'),
('From Y to Y', 'b_AHA_r', '848A', 'https://codeforces.com/problemset/problem/848/A', 1600, 'constructive algorithms', 1, 1, '1674814169'),
('Tom Riddle\'s Diary', 'b_AHA_r', '855A', 'https://codeforces.com/problemset/problem/855/A', 800, 'brute force,implementation,strings', 1, 1, '1641804402'),
('Kayaking', 'b_AHA_r', '863B', 'https://codeforces.com/problemset/problem/863/B', 1500, 'brute force,greedy,sortings', 1, 4, '1694232739'),
('Powerful array', 'b_AHA_r', '86D', 'https://codeforces.com/problemset/problem/86/D', 2200, 'data structures,implementation,math,two pointers', 1, 1, '1714323610'),
('Search for Pretty Integers', 'b_AHA_r', '870A', 'https://codeforces.com/problemset/problem/870/A', 900, 'brute force,implementation', 1, 4, '1694179284'),
('Slava and tanks', 'b_AHA_r', '877C', 'https://codeforces.com/problemset/problem/877/C', 1600, 'constructive algorithms', 1, 1, '1674799609'),
('Borya\'s Diagnosis', 'b_AHA_r', '879A', 'https://codeforces.com/problemset/problem/879/A', 900, 'implementation', 1, 2, '1694184511'),
('Table Tennis', 'b_AHA_r', '879B', 'https://codeforces.com/problemset/problem/879/B', 1200, 'data structures,implementation', 1, 11, '1666886383'),
('Book Reading', 'b_AHA_r', '884A', 'https://codeforces.com/problemset/problem/884/A', 800, 'implementation', 1, 1, '1670411096'),
('ACM ICPC', 'b_AHA_r', '886A', 'https://codeforces.com/problemset/problem/886/A', 1000, 'brute force', 1, 3, '1692627099'),
('Gluttony', 'b_AHA_r', '891B', 'https://codeforces.com/problemset/problem/891/B', 2000, 'constructive algorithms,greedy', 1, 4, '1678982506'),
('Marco and GCD Sequence', 'b_AHA_r', '894C', 'https://codeforces.com/problemset/problem/894/C', 1900, 'constructive algorithms,math', 1, 2, '1678886093'),
('Welcome home, Chtholly', 'b_AHA_r', '896E', 'https://codeforces.com/problemset/problem/896/E', 3100, 'data structures,dsu', 1, 2, '1709375077'),
('Visiting a Friend', 'b_AHA_r', '902A', 'https://codeforces.com/problemset/problem/902/A', 1100, 'greedy,implementation', 1, 4, '1692626306'),
('Boxes Packing', 'b_AHA_r', '903C', 'https://codeforces.com/problemset/problem/903/C', 1200, 'greedy', 1, 1, '1641877456'),
('Mass Change Queries', 'b_AHA_r', '911G', 'https://codeforces.com/problemset/problem/911/G', 2500, 'data structures', 1, 19, '1709372655'),
('Conan and Agasa play a Card Game', 'b_AHA_r', '914B', 'https://codeforces.com/problemset/problem/914/B', 1200, 'games,greedy,implementation', 1, 3, '1672310036'),
('Browser', 'b_AHA_r', '915B', 'https://codeforces.com/problemset/problem/915/B', 1300, 'implementation', 1, 4, '1692036294'),
('Radio Station', 'b_AHA_r', '918B', 'https://codeforces.com/problemset/problem/918/B', 900, 'implementation,strings', 1, 2, '1641808227'),
('Perfect Number', 'b_AHA_r', '919B', 'https://codeforces.com/problemset/problem/919/B', 1100, 'binary search,brute force,dp,implementation,number theory', 1, 1, '1717930660'),
('Add Points', 'b_AHA_r', '926B', 'https://codeforces.com/problemset/problem/926/B', 1800, 'math,number theory', 1, 1, '1712033791'),
('Run For Your Prize', 'b_AHA_r', '938B', 'https://codeforces.com/problemset/problem/938/B', 1100, 'brute force,greedy', 1, 2, '1668682483'),
('Love Triangle', 'b_AHA_r', '939A', 'https://codeforces.com/problemset/problem/939/A', 800, 'graphs', 1, 2, '1676822871'),
('String Transformation', 'b_AHA_r', '946C', 'https://codeforces.com/problemset/problem/946/C', 1300, 'greedy,strings', 1, 4, '1683267709'),
('Protect Sheep', 'b_AHA_r', '948A', 'https://codeforces.com/problemset/problem/948/A', 900, 'brute force,dfs and similar,graphs,implementation', 1, 2, '1695883084'),
('Battleship', 'b_AHA_r', '965B', 'https://codeforces.com/problemset/problem/965/B', 1300, 'implementation', 1, 1, '1712121354'),
('Football', 'b_AHA_r', '96A', 'https://codeforces.com/problemset/problem/96/A', 900, 'implementation,strings', 1, 1, '1674565560'),
('Lucky Numbers (easy)', 'b_AHA_r', '96B', 'https://codeforces.com/problemset/problem/96/B', 1300, 'binary search,bitmasks,brute force', 1, 1, '1709209569'),
('Wrong Subtraction', 'b_AHA_r', '977A', 'https://codeforces.com/problemset/problem/977/A', 800, 'implementation', 1, 1, '1648289847'),
('Less or Equal', 'b_AHA_r', '977C', 'https://codeforces.com/problemset/problem/977/C', 1200, 'sortings', 1, 9, '1674465359'),
('Cyclic Components', 'b_AHA_r', '977E', 'https://codeforces.com/problemset/problem/977/E', 1500, 'dfs and similar,dsu,graphs', 1, 2, '1676899773'),
('Consecutive Subsequence', 'b_AHA_r', '977F', 'https://codeforces.com/problemset/problem/977/F', 1700, 'dp', 1, 1, '1684470599'),
('Remove Duplicates', 'b_AHA_r', '978A', 'https://codeforces.com/problemset/problem/978/A', 800, 'implementation', 1, 2, '1685464137'),
('File Name', 'b_AHA_r', '978B', 'https://codeforces.com/problemset/problem/978/B', 800, 'greedy,strings', 1, 1, '1685464456'),
('Letters', 'b_AHA_r', '978C', 'https://codeforces.com/problemset/problem/978/C', 1000, 'binary search,implementation,two pointers', 1, 3, '1685466840'),
('Almost Arithmetic Progression', 'b_AHA_r', '978D', 'https://codeforces.com/problemset/problem/978/D', 1500, 'brute force,implementation,math', 1, 1, '1685633265'),
('Bus Video System', 'b_AHA_r', '978E', 'https://codeforces.com/problemset/problem/978/E', 1400, 'combinatorics,math', 1, 1, '1685535614'),
('Mentors', 'b_AHA_r', '978F', 'https://codeforces.com/problemset/problem/978/F', 1500, 'binary search,data structures,implementation', 1, 1, '1685708900'),
('Substrings Sort', 'b_AHA_r', '988B', 'https://codeforces.com/problemset/problem/988/B', 1100, 'sortings,strings', 1, 1, '1706861717'),
('Equal Sums', 'b_AHA_r', '988C', 'https://codeforces.com/problemset/problem/988/C', 1400, 'implementation,sortings', 1, 2, '1673677568'),
('Divisibility by 25', 'b_AHA_r', '988E', 'https://codeforces.com/problemset/problem/988/E', 2100, 'brute force,greedy', 1, 3, '1675691273'),
('A Mist of Florescence', 'b_AHA_r', '989C', 'https://codeforces.com/problemset/problem/989/C', 1800, 'constructive algorithms,graphs', 1, 2, '1678532142'),
('Mishka and Contest', 'b_AHA_r', '999A', 'https://codeforces.com/problemset/problem/999/A', 800, 'brute force,implementation', 1, 1, '1706691170'),
('Reversing Encryption', 'b_AHA_r', '999B', 'https://codeforces.com/problemset/problem/999/B', 900, 'implementation', 1, 1, '1706691747'),
('Alphabetic Removals', 'b_AHA_r', '999C', 'https://codeforces.com/problemset/problem/999/C', 1200, 'implementation', 1, 1, '1706692384'),
('Equalize the Remainders', 'b_AHA_r', '999D', 'https://codeforces.com/problemset/problem/999/D', 1900, 'data structures,greedy,implementation', 1, 9, '1706779186'),
('Give Me This Pizza', 'ratnajit_dhar', '101343H', 'https://codeforces.com/problemset/problem/101343/H', 0, '', 1, 1, '1709534344'),
('Sum of Digits', 'ratnajit_dhar', '102B', 'https://codeforces.com/problemset/problem/102/B', 1000, 'implementation', 1, 2, '1650563467'),
('In Search of an Easy Problem', 'ratnajit_dhar', '1030A', 'https://codeforces.com/problemset/problem/1030/A', 800, 'implementation', 1, 1, '1650145944'),
('King Escape', 'ratnajit_dhar', '1033A', 'https://codeforces.com/problemset/problem/1033/A', 1000, 'dfs and similar,graphs,implementation', 0, 1, '1687903849'),
('Queen Anne\'s Revenge', 'ratnajit_dhar', '103624A', 'https://codeforces.com/problemset/problem/103624/A', 0, '', 1, 1, '1650798489'),
('Balanced Cannons', 'ratnajit_dhar', '103624B', 'https://codeforces.com/problemset/problem/103624/B', 0, '', 1, 1, '1650798458'),
('One Piece', 'ratnajit_dhar', '103624C', 'https://codeforces.com/problemset/problem/103624/C', 0, '', 1, 1, '1650798546'),
('Dead Man\'s Chest', 'ratnajit_dhar', '103624E', 'https://codeforces.com/problemset/problem/103624/E', 0, '', 1, 1, '1650798306'),
('KIARA is a Recursive Acronym', 'ratnajit_dhar', '103640K', 'https://codeforces.com/problemset/problem/103640/K', 0, '', 0, 1, '1650624719'),
('Bookshelf  Filling', 'ratnajit_dhar', '103688A', 'https://codeforces.com/problemset/problem/103688/A', 0, '', 0, 4, '1657264275'),
('Poku\'s Vacation', 'ratnajit_dhar', '103785B', 'https://codeforces.com/problemset/problem/103785/B', 0, '', 1, 1, '1657138266'),
('Dualites in Pain - The Beginning', 'ratnajit_dhar', '103785C', 'https://codeforces.com/problemset/problem/103785/C', 0, '', 1, 3, '1657139420'),
('Elder Ning', 'ratnajit_dhar', '103785D', 'https://codeforces.com/problemset/problem/103785/D', 0, '', 1, 1, '1657141674'),
('Hostel Cleaning', 'ratnajit_dhar', '103785E', 'https://codeforces.com/problemset/problem/103785/E', 0, '', 0, 1, '1657143976'),
('No Internet IPC!', 'ratnajit_dhar', '103785F', 'https://codeforces.com/problemset/problem/103785/F', 0, '', 1, 2, '1657143999'),
('Is it possible?', 'ratnajit_dhar', '104447M', 'https://codeforces.com/problemset/problem/104447/M', 0, '', 0, 8, '1705245901'),
('Advance to Taoyuan Regional', 'ratnajit_dhar', '104619A', 'https://codeforces.com/problemset/problem/104619/A', 0, '', 1, 4, '1696944834'),
('Better Chance', 'ratnajit_dhar', '104619B', 'https://codeforces.com/problemset/problem/104619/B', 0, '', 0, 6, '1696949133'),
('Cutting into Monotone Increasing Sequence', 'ratnajit_dhar', '104619C', 'https://codeforces.com/problemset/problem/104619/C', 0, '', 0, 5, '1696952030'),
('Java Warriors', 'ratnajit_dhar', '104619J', 'https://codeforces.com/problemset/problem/104619/J', 0, '', 1, 1, '1696944387'),
('Kick', 'ratnajit_dhar', '104619K', 'https://codeforces.com/problemset/problem/104619/K', 0, '', 1, 1, '1696944631'),
('Location, Location, Location', 'ratnajit_dhar', '104619L', 'https://codeforces.com/problemset/problem/104619/L', 0, '', 1, 4, '1696947942'),
('First Year, Second Year', 'ratnajit_dhar', '104679A', 'https://codeforces.com/problemset/problem/104679/A', 0, '', 1, 1, '1697031428'),
('Even Out', 'ratnajit_dhar', '104679B', 'https://codeforces.com/problemset/problem/104679/B', 0, '', 1, 1, '1697031618'),
('Odd One Out', 'ratnajit_dhar', '104679C', 'https://codeforces.com/problemset/problem/104679/C', 0, '', 1, 2, '1697031970'),
('Yet Another Mysterious Array', 'ratnajit_dhar', '104679D', 'https://codeforces.com/problemset/problem/104679/D', 0, '', 1, 3, '1697033844'),
('Rasta Thamaye Dilo', 'ratnajit_dhar', '104679E', 'https://codeforces.com/problemset/problem/104679/E', 0, '', 1, 4, '1697039820'),
('Candy Rush', 'ratnajit_dhar', '104736C', 'https://codeforces.com/problemset/problem/104736/C', 0, '', 0, 1, '1713250343'),
('Meeting Point', 'ratnajit_dhar', '104736M', 'https://codeforces.com/problemset/problem/104736/M', 0, '', 1, 1, '1713379086'),
('Easy Geometry', 'ratnajit_dhar', '104886B', 'https://codeforces.com/problemset/problem/104886/B', 0, '', 0, 2, '1705684843'),
('Team selection', 'ratnajit_dhar', '104945K', 'https://codeforces.com/problemset/problem/104945/K', 0, '', 1, 3, '1709319488'),
('Multiplicity', 'ratnajit_dhar', '1061C', 'https://codeforces.com/problemset/problem/1061/C', 1700, 'data structures,dp,implementation,math,number theory', 1, 3, '1708670134'),
('Basketball Team', 'ratnajit_dhar', '107B', 'https://codeforces.com/problemset/problem/107/B', 1600, 'combinatorics,dp,math,probabilities', 1, 5, '1708763811'),
('Multi-Subject Competition', 'ratnajit_dhar', '1082C', 'https://codeforces.com/problemset/problem/1082/C', 1600, 'greedy,sortings', 0, 4, '1693170536'),
('Datatypes', 'ratnajit_dhar', '108B', 'https://codeforces.com/problemset/problem/108/B', 1400, 'math,sortings', 1, 2, '1672683833'),
('Teams Forming', 'ratnajit_dhar', '1092B', 'https://codeforces.com/problemset/problem/1092/B', 800, 'sortings', 1, 1, '1670416559'),
('Substring Removal', 'ratnajit_dhar', '1096B', 'https://codeforces.com/problemset/problem/1096/B', 1300, 'combinatorics,math,strings', 1, 6, '1692720663'),
('Division and Union', 'ratnajit_dhar', '1101C', 'https://codeforces.com/problemset/problem/1101/C', 1500, 'sortings', 1, 2, '1693132569'),
('Game with string', 'ratnajit_dhar', '1104B', 'https://codeforces.com/problemset/problem/1104/B', 1200, 'data structures,implementation,math', 1, 3, '1703531093'),
('Nearly Lucky Number', 'ratnajit_dhar', '110A', 'https://codeforces.com/problemset/problem/110/A', 800, 'implementation', 1, 1, '1650314836'),
('Petya and Strings', 'ratnajit_dhar', '112A', 'https://codeforces.com/problemset/problem/112/A', 800, 'implementation,strings', 1, 2, '1649747567'),
('Colored Boots', 'ratnajit_dhar', '1141D', 'https://codeforces.com/problemset/problem/1141/D', 1500, 'greedy,implementation', 1, 6, '1692730288'),
('Almost All Divisors', 'ratnajit_dhar', '1165D', 'https://codeforces.com/problemset/problem/1165/D', 1600, 'math,number theory', 1, 5, '1712356572'),
('Tram', 'ratnajit_dhar', '116A', 'https://codeforces.com/problemset/problem/116/A', 800, 'implementation', 1, 1, '1650313649'),
('Cover it!', 'ratnajit_dhar', '1176E', 'https://codeforces.com/problemset/problem/1176/E', 1700, 'dfs and similar,dsu,graphs,shortest paths,trees', 0, 1, '1688130555'),
('String Task', 'ratnajit_dhar', '118A', 'https://codeforces.com/problemset/problem/118/A', 1000, 'implementation,strings', 1, 1, '1650707486'),
('Odd Sum Segments', 'ratnajit_dhar', '1196B', 'https://codeforces.com/problemset/problem/1196/B', 1200, 'constructive algorithms,math', 0, 1, '1643714970'),
('Water Lily', 'ratnajit_dhar', '1199B', 'https://codeforces.com/problemset/problem/1199/B', 1000, 'geometry,math', 1, 1, '1692543328'),
('Zero Array', 'ratnajit_dhar', '1201B', 'https://codeforces.com/problemset/problem/1201/B', 1500, 'greedy,math', 1, 1, '1676754014'),
('Boxers', 'ratnajit_dhar', '1203E', 'https://codeforces.com/problemset/problem/1203/E', 1500, 'greedy,sortings', 1, 5, '1676673080'),
('Zmei Gorynich', 'ratnajit_dhar', '1217B', 'https://codeforces.com/problemset/problem/1217/B', 1600, 'greedy,math', 1, 5, '1712175350'),
('Lucky Division', 'ratnajit_dhar', '122A', 'https://codeforces.com/problemset/problem/122/A', 1000, 'brute force,number theory', 1, 1, '1650734116'),
('Yet Another Monster Killing Problem', 'ratnajit_dhar', '1257D', 'https://codeforces.com/problemset/problem/1257/D', 1700, 'binary search,data structures,dp,greedy,sortings,two pointers', 1, 2, '1709485295'),
('A and B', 'ratnajit_dhar', '1278B', 'https://codeforces.com/problemset/problem/1278/B', 1500, 'greedy,math', 0, 2, '1682296842'),
('Stack of Presents', 'ratnajit_dhar', '1279C', 'https://codeforces.com/problemset/problem/1279/C', 1400, 'data structures,implementation', 1, 3, '1692706428'),
('Friends and Gifts', 'ratnajit_dhar', '1283C', 'https://codeforces.com/problemset/problem/1283/C', 1500, 'constructive algorithms,data structures,math', 1, 3, '1677563480'),
('Angry Students', 'ratnajit_dhar', '1287A', 'https://codeforces.com/problemset/problem/1287/A', 800, 'greedy,implementation', 1, 2, '1660763200'),
('Yet Another Meme Problem', 'ratnajit_dhar', '1288B', 'https://codeforces.com/problemset/problem/1288/B', 1100, 'math', 1, 2, '1686727850'),
('Product of Three Numbers', 'ratnajit_dhar', '1294C', 'https://codeforces.com/problemset/problem/1294/C', 1300, 'greedy,math,number theory', 1, 10, '1677305024'),
('Fight with Monsters', 'ratnajit_dhar', '1296D', 'https://codeforces.com/problemset/problem/1296/D', 1500, 'greedy,sortings', 1, 2, '1676657964'),
('Erasing Zeroes', 'ratnajit_dhar', '1303A', 'https://codeforces.com/problemset/problem/1303/A', 800, 'implementation,strings', 1, 1, '1670418802'),
('cAPS lOCK', 'ratnajit_dhar', '131A', 'https://codeforces.com/problemset/problem/131/A', 1000, 'implementation,strings', 1, 3, '1651604271'),
('Pair of Topics', 'ratnajit_dhar', '1324D', 'https://codeforces.com/problemset/problem/1324/D', 1400, 'binary search,data structures,sortings,two pointers', 0, 3, '1688398196'),
('Sleeping Schedule', 'ratnajit_dhar', '1324E', 'https://codeforces.com/problemset/problem/1324/E', 1700, 'dp,implementation', 1, 4, '1711013786'),
('Ehab and Path-etic MEXs', 'ratnajit_dhar', '1325C', 'https://codeforces.com/problemset/problem/1325/C', 1500, 'constructive algorithms,dfs and similar,greedy,trees', 1, 2, '1712439962'),
('Sum of Odd Integers', 'ratnajit_dhar', '1327A', 'https://codeforces.com/problemset/problem/1327/A', 1100, 'math', 1, 1, '1659969202'),
('Game with Chips', 'ratnajit_dhar', '1327C', 'https://codeforces.com/problemset/problem/1327/C', 1600, 'constructive algorithms,implementation', 1, 5, '1680554583'),
('Composite Coloring', 'ratnajit_dhar', '1332B', 'https://codeforces.com/problemset/problem/1332/B', 1400, 'brute force,constructive algorithms,greedy,math,number theory', 1, 3, '1676469505'),
('Kind Anton', 'ratnajit_dhar', '1333B', 'https://codeforces.com/problemset/problem/1333/B', 1100, 'greedy,implementation', 1, 4, '1673069498'),
('Middle Class', 'ratnajit_dhar', '1334B', 'https://codeforces.com/problemset/problem/1334/B', 1100, 'greedy,sortings', 1, 2, '1660229689'),
('Circle of Monsters', 'ratnajit_dhar', '1334C', 'https://codeforces.com/problemset/problem/1334/C', 1600, 'brute force,constructive algorithms,greedy,math', 1, 1, '1678167509'),
('Candies and Two Sisters', 'ratnajit_dhar', '1335A', 'https://codeforces.com/problemset/problem/1335/A', 800, 'math', 1, 1, '1675005527'),
('Two Teams Composing', 'ratnajit_dhar', '1335C', 'https://codeforces.com/problemset/problem/1335/C', 1100, 'binary search,greedy,implementation,sortings', 1, 2, '1654189131'),
('Anti-Sudoku', 'ratnajit_dhar', '1335D', 'https://codeforces.com/problemset/problem/1335/D', 1300, 'constructive algorithms,implementation', 1, 2, '1673117434'),
('Powered Addition', 'ratnajit_dhar', '1338A', 'https://codeforces.com/problemset/problem/1338/A', 1500, 'greedy,math', 1, 1, '1673546939'),
('Phoenix and Beauty', 'ratnajit_dhar', '1348B', 'https://codeforces.com/problemset/problem/1348/B', 1400, 'constructive algorithms,data structures,greedy,sortings', 1, 7, '1664488531'),
('Sum of Round Numbers', 'ratnajit_dhar', '1352A', 'https://codeforces.com/problemset/problem/1352/A', 800, 'implementation,math', 1, 1, '1679496252'),
('Same Parity Summands', 'ratnajit_dhar', '1352B', 'https://codeforces.com/problemset/problem/1352/B', 1200, 'constructive algorithms,math', 1, 1, '1679497077'),
('K-th Not Divisible by n', 'ratnajit_dhar', '1352C', 'https://codeforces.com/problemset/problem/1352/C', 1200, 'binary search,math', 1, 1, '1679497380'),
('Alice, Bob and Candies', 'ratnajit_dhar', '1352D', 'https://codeforces.com/problemset/problem/1352/D', 1300, 'implementation', 1, 2, '1679499714'),
('Special Elements', 'ratnajit_dhar', '1352E', 'https://codeforces.com/problemset/problem/1352/E', 1500, 'brute force,implementation,two pointers', 1, 6, '1679501274'),
('Binary String Reconstruction', 'ratnajit_dhar', '1352F', 'https://codeforces.com/problemset/problem/1352/F', 1500, 'constructive algorithms,dfs and similar,math', 1, 2, '1679544087'),
('Special Permutation', 'ratnajit_dhar', '1352G', 'https://codeforces.com/problemset/problem/1352/G', 1600, 'constructive algorithms', 1, 2, '1679501384'),
('Game With Array', 'ratnajit_dhar', '1355D', 'https://codeforces.com/problemset/problem/1355/D', 1400, 'constructive algorithms,math', 1, 3, '1677526981'),
('Celex Update', 'ratnajit_dhar', '1358C', 'https://codeforces.com/problemset/problem/1358/C', 1600, 'math', 1, 2, '1677100597'),
('Mixing Water', 'ratnajit_dhar', '1359C', 'https://codeforces.com/problemset/problem/1359/C', 1700, 'binary search,math', 1, 11, '1707072710'),
('Replacement', 'ratnajit_dhar', '135A', 'https://codeforces.com/problemset/problem/135/A', 1300, 'greedy,implementation,sortings', 1, 1, '1672151048'),
('Odd Selection', 'ratnajit_dhar', '1363A', 'https://codeforces.com/problemset/problem/1363/A', 1200, 'brute force,implementation,math', 1, 5, '1678729092'),
('Subsequence Hate', 'ratnajit_dhar', '1363B', 'https://codeforces.com/problemset/problem/1363/B', 1400, 'implementation,strings', 0, 2, '1678764947'),
('Trouble Sort', 'ratnajit_dhar', '1365B', 'https://codeforces.com/problemset/problem/1365/B', 1300, 'constructive algorithms,implementation', 1, 1, '1672643178'),
('Rotation Matching', 'ratnajit_dhar', '1365C', 'https://codeforces.com/problemset/problem/1365/C', 1400, 'constructive algorithms,data structures,greedy,implementation', 1, 1, '1677011459'),
('Palindromic Paths', 'ratnajit_dhar', '1366C', 'https://codeforces.com/problemset/problem/1366/C', 1500, 'greedy,math', 1, 4, '1678298918'),
('Codeforces Subsequences', 'ratnajit_dhar', '1368B', 'https://codeforces.com/problemset/problem/1368/B', 1500, 'brute force,constructive algorithms,greedy,math,strings', 0, 2, '1673800473'),
('Even Picture', 'ratnajit_dhar', '1368C', 'https://codeforces.com/problemset/problem/1368/C', 1500, 'constructive algorithms', 1, 5, '1678519549'),
('RationalLee', 'ratnajit_dhar', '1369C', 'https://codeforces.com/problemset/problem/1369/C', 1400, 'greedy,math,sortings,two pointers', 0, 2, '1687592953'),
('Presents', 'ratnajit_dhar', '136A', 'https://codeforces.com/problemset/problem/136/A', 800, 'implementation', 1, 1, '1673895649'),
('Number Game', 'ratnajit_dhar', '1370C', 'https://codeforces.com/problemset/problem/1370/C', 1400, 'games,math,number theory', 1, 1, '1674230769'),
('Grid-00100', 'ratnajit_dhar', '1371D', 'https://codeforces.com/problemset/problem/1371/D', 1600, 'constructive algorithms,greedy,implementation', 1, 1, '1677039725'),
('Omkar and Last Class of Math', 'ratnajit_dhar', '1372B', 'https://codeforces.com/problemset/problem/1372/B', 1300, 'greedy,math,number theory', 0, 1, '1673268735'),
('Omkar and Baseball', 'ratnajit_dhar', '1372C', 'https://codeforces.com/problemset/problem/1372/C', 1500, 'constructive algorithms,math', 1, 3, '1677938165'),
('Move Brackets', 'ratnajit_dhar', '1374C', 'https://codeforces.com/problemset/problem/1374/C', 1000, 'greedy,strings', 1, 1, '1660050022'),
('Zero Remainder Array', 'ratnajit_dhar', '1374D', 'https://codeforces.com/problemset/problem/1374/D', 1400, 'math,sortings,two pointers', 1, 6, '1664214685'),
('Element Extermination', 'ratnajit_dhar', '1375C', 'https://codeforces.com/problemset/problem/1375/C', 1400, 'constructive algorithms,data structures,greedy', 0, 4, '1675244845'),
('Acacius and String', 'ratnajit_dhar', '1379A', 'https://codeforces.com/problemset/problem/1379/A', 1500, 'brute force,implementation,strings', 1, 1, '1682117979'),
('Rainbow Dash, Fluttershy and Chess Coloring', 'ratnajit_dhar', '1393A', 'https://codeforces.com/problemset/problem/1393/A', 800, 'greedy,math', 0, 1, '1708146544'),
('Applejack and Storages', 'ratnajit_dhar', '1393B', 'https://codeforces.com/problemset/problem/1393/B', 1400, 'constructive algorithms,data structures,greedy,implementation', 1, 4, '1673380067'),
('Decrease the Sum of Digits', 'ratnajit_dhar', '1409D', 'https://codeforces.com/problemset/problem/1409/D', 1500, 'greedy,math', 1, 1, '1673720980'),
('Two Platforms', 'ratnajit_dhar', '1409E', 'https://codeforces.com/problemset/problem/1409/E', 1800, 'binary search,dp,sortings,two pointers', 1, 2, '1705615401'),
('Killjoy', 'ratnajit_dhar', '1419C', 'https://codeforces.com/problemset/problem/1419/C', 1500, 'greedy,implementation,math', 1, 2, '1676651310'),
('Amusing Joke', 'ratnajit_dhar', '141A', 'https://codeforces.com/problemset/problem/141/A', 800, 'implementation,sortings,strings', 0, 1, '1678298562'),
('Non-zero Segments', 'ratnajit_dhar', '1426D', 'https://codeforces.com/problemset/problem/1426/D', 1500, 'constructive algorithms,data structures,greedy,sortings', 1, 2, '1676305024'),
('Missile Silos', 'ratnajit_dhar', '144D', 'https://codeforces.com/problemset/problem/144/D', 1900, 'data structures,dfs and similar,graphs,shortest paths', 1, 1, '1713385573'),
('Number into Sequence', 'ratnajit_dhar', '1454D', 'https://codeforces.com/problemset/problem/1454/D', 1300, 'constructive algorithms,math,number theory', 1, 1, '1679953264'),
('Sequence and Swaps', 'ratnajit_dhar', '1455D', 'https://codeforces.com/problemset/problem/1455/D', 1600, 'dp,greedy,sortings', 1, 1, '1711439045'),
('Row GCD', 'ratnajit_dhar', '1458A', 'https://codeforces.com/problemset/problem/1458/A', 1600, 'math,number theory', 1, 2, '1713192275'),
('Hills And Valleys', 'ratnajit_dhar', '1467B', 'https://codeforces.com/problemset/problem/1467/B', 1700, 'brute force,implementation', 0, 26, '1678340365'),
('Array Destruction', 'ratnajit_dhar', '1474C', 'https://codeforces.com/problemset/problem/1474/C', 1700, 'brute force,constructive algorithms,data structures,greedy,implementation,sortings', 1, 1, '1707064134'),
('Odd Divisor', 'ratnajit_dhar', '1475A', 'https://codeforces.com/problemset/problem/1475/A', 900, 'math,number theory', 1, 1, '1663229774'),
('New Year\'s Number', 'ratnajit_dhar', '1475B', 'https://codeforces.com/problemset/problem/1475/B', 900, 'brute force,dp,math', 1, 1, '1678898167'),
('Insomnia cure', 'ratnajit_dhar', '148A', 'https://codeforces.com/problemset/problem/148/A', 800, 'constructive algorithms,implementation,math', 1, 1, '1674222636'),
('k-LCM (easy version)', 'ratnajit_dhar', '1497C1', 'https://codeforces.com/problemset/problem/1497/C1', 1200, 'constructive algorithms,math', 1, 3, '1670825865'),
('k-LCM (hard version)', 'ratnajit_dhar', '1497C2', 'https://codeforces.com/problemset/problem/1497/C2', 1600, 'constructive algorithms,math', 1, 1, '1670826821'),
('Balance the Bits', 'ratnajit_dhar', '1504C', 'https://codeforces.com/problemset/problem/1504/C', 1600, 'brute force,constructive algorithms,greedy', 1, 2, '1676221260'),
('Is it rated - 2', 'ratnajit_dhar', '1505A', 'https://codeforces.com/problemset/problem/1505/A', 900, '*special,implementation,interactive', 0, 1, '1680279288'),
('Epic Transformation', 'ratnajit_dhar', '1506D', 'https://codeforces.com/problemset/problem/1506/D', 1400, 'constructive algorithms,data structures,greedy', 0, 2, '1677864966'),
('Spy Detected!', 'ratnajit_dhar', '1512A', 'https://codeforces.com/problemset/problem/1512/A', 800, 'brute force,implementation', 1, 1, '1675686014'),
('Add One', 'ratnajit_dhar', '1513C', 'https://codeforces.com/problemset/problem/1513/C', 1600, 'dp,matrices', 1, 3, '1711542322'),
('Maximum Sum of Products', 'ratnajit_dhar', '1519D', 'https://codeforces.com/problemset/problem/1519/D', 1600, 'brute force,dp,implementation,math,two pointers', 1, 2, '1710946436'),
('Same Differences', 'ratnajit_dhar', '1520D', 'https://codeforces.com/problemset/problem/1520/D', 1200, 'data structures,hashing,math', 0, 1, '1677865551'),
('I Hate 1111', 'ratnajit_dhar', '1526B', 'https://codeforces.com/problemset/problem/1526/B', 1400, 'dp,math,number theory', 0, 2, '1691690898'),
('Interesting Function', 'ratnajit_dhar', '1538F', 'https://codeforces.com/problemset/problem/1538/F', 1500, 'binary search,dp,math,number theory', 1, 1, '1693080415'),
('Plus and Multiply', 'ratnajit_dhar', '1542B', 'https://codeforces.com/problemset/problem/1542/B', 1500, 'constructive algorithms,math,number theory', 1, 3, '1712171276'),
('Web of Lies', 'ratnajit_dhar', '1548A', 'https://codeforces.com/problemset/problem/1548/A', 1400, 'brute force,graphs,greedy', 1, 8, '1692822815'),
('Wonderful Coloring - 2', 'ratnajit_dhar', '1551B2', 'https://codeforces.com/problemset/problem/1551/B2', 1400, 'binary search,constructive algorithms,data structures,greedy', 1, 2, '1668157863'),
('Penalty', 'ratnajit_dhar', '1553C', 'https://codeforces.com/problemset/problem/1553/C', 1200, 'bitmasks,brute force,dp,greedy', 0, 1, '1677072937'),
('Cherry', 'ratnajit_dhar', '1554A', 'https://codeforces.com/problemset/problem/1554/A', 800, 'greedy', 1, 1, '1650915015'),
('Dislike of Threes', 'ratnajit_dhar', '1560A', 'https://codeforces.com/problemset/problem/1560/A', 800, 'implementation', 1, 1, '1674063757'),
('Make a Power of Two', 'ratnajit_dhar', '1560D', 'https://codeforces.com/problemset/problem/1560/D', 1300, 'greedy,math,strings', 1, 1, '1667902836'),
('Next Round', 'ratnajit_dhar', '158A', 'https://codeforces.com/problemset/problem/158/A', 800, '*special,implementation', 1, 2, '1641759693'),
('Taxi', 'ratnajit_dhar', '158B', 'https://codeforces.com/problemset/problem/158/B', 1100, '*special,greedy,implementation', 1, 3, '1651876561'),
('Era', 'ratnajit_dhar', '1604A', 'https://codeforces.com/problemset/problem/1604/A', 800, 'greedy', 1, 2, '1650983165'),
('Dominant Character', 'ratnajit_dhar', '1605C', 'https://codeforces.com/problemset/problem/1605/C', 1400, 'brute force,greedy,implementation,strings', 1, 9, '1662076002'),
('Banknotes', 'ratnajit_dhar', '1606C', 'https://codeforces.com/problemset/problem/1606/C', 1400, 'greedy,number theory', 1, 1, '1666449626'),
('Twins', 'ratnajit_dhar', '160A', 'https://codeforces.com/problemset/problem/160/A', 900, 'greedy,sortings', 1, 2, '1673882578'),
('Chat Ban', 'ratnajit_dhar', '1612C', 'https://codeforces.com/problemset/problem/1612/C', 1300, 'binary search,math', 1, 2, '1679489632'),
('Poisoned Dagger', 'ratnajit_dhar', '1613C', 'https://codeforces.com/problemset/problem/1613/C', 1200, 'binary search', 0, 2, '1670495227'),
('Mirror in the String', 'ratnajit_dhar', '1616B', 'https://codeforces.com/problemset/problem/1616/B', 1100, 'greedy,strings', 0, 1, '1674325239'),
('Download More RAM', 'ratnajit_dhar', '1629A', 'https://codeforces.com/problemset/problem/1629/A', 800, 'brute force,greedy,sortings', 1, 4, '1651609176'),
('OKEA', 'ratnajit_dhar', '1634C', 'https://codeforces.com/problemset/problem/1634/C', 1000, 'constructive algorithms', 1, 1, '1679762727'),
('Doors and Keys', 'ratnajit_dhar', '1644A', 'https://codeforces.com/problemset/problem/1644/A', 800, 'implementation', 1, 1, '1645544616'),
('Anti-Fibonacci Permutation', 'ratnajit_dhar', '1644B', 'https://codeforces.com/problemset/problem/1644/B', 800, 'brute force,constructive algorithms,implementation', 0, 4, '1645548296'),
('Square Counting', 'ratnajit_dhar', '1646A', 'https://codeforces.com/problemset/problem/1646/A', 800, 'math', 1, 4, '1646422378'),
('Game', 'ratnajit_dhar', '1649A', 'https://codeforces.com/problemset/problem/1649/A', 800, 'implementation', 1, 3, '1655625247'),
('Twist the Permutation', 'ratnajit_dhar', '1650D', 'https://codeforces.com/problemset/problem/1650/D', 1300, 'brute force,constructive algorithms,implementation,math', 1, 1, '1692811971'),
('Good Pairs', 'ratnajit_dhar', '1656A', 'https://codeforces.com/problemset/problem/1656/A', 800, 'math,sortings', 0, 2, '1648139407'),
('XY Sequence', 'ratnajit_dhar', '1657B', 'https://codeforces.com/problemset/problem/1657/B', 800, 'greedy', 1, 1, '1647979127'),
('Vasya and Coins', 'ratnajit_dhar', '1660A', 'https://codeforces.com/problemset/problem/1660/A', 800, 'greedy,math', 1, 1, '1648737986'),
('Vlad and Candies', 'ratnajit_dhar', '1660B', 'https://codeforces.com/problemset/problem/1660/B', 800, 'math', 1, 2, '1648742654'),
('Array Balancing', 'ratnajit_dhar', '1661A', 'https://codeforces.com/problemset/problem/1661/A', 800, 'greedy,math', 1, 2, '1649529925'),
('Who Tested?', 'ratnajit_dhar', '1663A', 'https://codeforces.com/problemset/problem/1663/A', 0, '*special,expression parsing,trees', 1, 2, '1648825746'),
('Mike\'s Sequence', 'ratnajit_dhar', '1663B', 'https://codeforces.com/problemset/problem/1663/B', 0, '*special,divide and conquer,implementation,math', 0, 3, '1648828462'),
('Pōja Verdon', 'ratnajit_dhar', '1663C', 'https://codeforces.com/problemset/problem/1663/C', 0, '*special,implementation,math', 0, 6, '1648829061'),
('Is it rated - 3', 'ratnajit_dhar', '1663D', 'https://codeforces.com/problemset/problem/1663/D', 0, '*special,combinatorics,dp,math', 0, 2, '1648827501'),
('GCD vs LCM', 'ratnajit_dhar', '1665A', 'https://codeforces.com/problemset/problem/1665/A', 800, 'constructive algorithms,math', 1, 1, '1649429374'),
('Array Cloning Technique', 'ratnajit_dhar', '1665B', 'https://codeforces.com/problemset/problem/1665/B', 900, 'constructive algorithms,greedy,sortings', 1, 14, '1649502021'),
('Direction Change', 'ratnajit_dhar', '1668A', 'https://codeforces.com/problemset/problem/1668/A', 800, 'implementation,math', 1, 2, '1650380778'),
('Social Distance', 'ratnajit_dhar', '1668B', 'https://codeforces.com/problemset/problem/1668/B', 900, 'greedy,math,sortings', 0, 1, '1650386009'),
('Division?', 'ratnajit_dhar', '1669A', 'https://codeforces.com/problemset/problem/1669/A', 800, 'implementation', 1, 1, '1650552002'),
('Triple', 'ratnajit_dhar', '1669B', 'https://codeforces.com/problemset/problem/1669/B', 800, 'implementation,sortings', 1, 1, '1650552603'),
('Odd/Even Increments', 'ratnajit_dhar', '1669C', 'https://codeforces.com/problemset/problem/1669/C', 800, 'greedy,greedy,implementation,math', 1, 1, '1650553375'),
('Colorful Stamp', 'ratnajit_dhar', '1669D', 'https://codeforces.com/problemset/problem/1669/D', 1100, 'implementation', 0, 2, '1650558752'),
('Rank List', 'ratnajit_dhar', '166A', 'https://codeforces.com/problemset/problem/166/A', 1100, 'binary search,implementation,sortings', 1, 1, '1674594316'),
('Prof. Slim', 'ratnajit_dhar', '1670A', 'https://codeforces.com/problemset/problem/1670/A', 800, 'greedy,implementation,sortings', 1, 2, '1651858196'),
('Where is the Pizza?', 'ratnajit_dhar', '1670C', 'https://codeforces.com/problemset/problem/1670/C', 1400, 'data structures,dfs and similar,dsu,graphs,implementation,math', 1, 5, '1677178755'),
('String Building', 'ratnajit_dhar', '1671A', 'https://codeforces.com/problemset/problem/1671/A', 800, 'implementation', 1, 3, '1650643095'),
('Consecutive Points Segment', 'ratnajit_dhar', '1671B', 'https://codeforces.com/problemset/problem/1671/B', 1000, 'brute force,math,sortings', 1, 2, '1650641356'),
('Subtle Substring Subtraction', 'ratnajit_dhar', '1673A', 'https://codeforces.com/problemset/problem/1673/A', 800, 'games,greedy,strings', 1, 1, '1651330224'),
('A Perfectly Balanced String?', 'ratnajit_dhar', '1673B', 'https://codeforces.com/problemset/problem/1673/B', 1100, 'brute force,greedy,strings', 1, 2, '1651334201'),
('Number Transformation', 'ratnajit_dhar', '1674A', 'https://codeforces.com/problemset/problem/1674/A', 800, 'constructive algorithms,math', 1, 4, '1651504758'),
('Dictionary', 'ratnajit_dhar', '1674B', 'https://codeforces.com/problemset/problem/1674/B', 800, 'combinatorics,math', 1, 1, '1651504363'),
('Infinite Replacement', 'ratnajit_dhar', '1674C', 'https://codeforces.com/problemset/problem/1674/C', 1000, 'combinatorics,implementation,strings', 1, 3, '1651506643'),
('Food for Animals', 'ratnajit_dhar', '1675A', 'https://codeforces.com/problemset/problem/1675/A', 800, 'greedy,math', 1, 2, '1651762652'),
('Make It Increasing', 'ratnajit_dhar', '1675B', 'https://codeforces.com/problemset/problem/1675/B', 900, 'greedy,implementation', 0, 6, '1651769393'),
('Detective Task', 'ratnajit_dhar', '1675C', 'https://codeforces.com/problemset/problem/1675/C', 1100, 'implementation', 1, 1, '1652133541'),
('Lucky?', 'ratnajit_dhar', '1676A', 'https://codeforces.com/problemset/problem/1676/A', 800, 'implementation', 1, 1, '1652194213'),
('Equal Candies', 'ratnajit_dhar', '1676B', 'https://codeforces.com/problemset/problem/1676/B', 800, 'greedy,math,sortings', 1, 1, '1652194505'),
('Most Similar Words', 'ratnajit_dhar', '1676C', 'https://codeforces.com/problemset/problem/1676/C', 800, 'brute force,greedy,implementation,implementation,math,strings', 1, 1, '1652195630'),
('X-Sum', 'ratnajit_dhar', '1676D', 'https://codeforces.com/problemset/problem/1676/D', 1000, 'brute force,greedy,implementation', 1, 1, '1652198480'),
('Eating Queries', 'ratnajit_dhar', '1676E', 'https://codeforces.com/problemset/problem/1676/E', 1100, 'binary search,greedy,sortings', 0, 6, '1652202841'),
('Maximum Crossings (Easy Version)', 'ratnajit_dhar', '1676H1', 'https://codeforces.com/problemset/problem/1676/H1', 1400, 'brute force', 1, 1, '1672583179'),
('Maximum Crossings (Hard Version)', 'ratnajit_dhar', '1676H2', 'https://codeforces.com/problemset/problem/1676/H2', 1500, 'data structures,divide and conquer,sortings', 1, 1, '1709381463'),
('Tokitsukaze and All Zero Sequence', 'ratnajit_dhar', '1678A', 'https://codeforces.com/problemset/problem/1678/A', 800, 'implementation', 1, 1, '1652021328'),
('Tokitsukaze and Good 01-String (easy version)', 'ratnajit_dhar', '1678B1', 'https://codeforces.com/problemset/problem/1678/B1', 800, 'implementation', 1, 1, '1652022542'),
('AvtoBus', 'ratnajit_dhar', '1679A', 'https://codeforces.com/problemset/problem/1679/A', 900, 'brute force,greedy,math,number theory', 1, 2, '1652522240'),
('Stone Age Problem', 'ratnajit_dhar', '1679B', 'https://codeforces.com/problemset/problem/1679/B', 1200, 'data structures,implementation', 1, 4, '1652525888'),
('Rooks Defenders', 'ratnajit_dhar', '1679C', 'https://codeforces.com/problemset/problem/1679/C', 1400, 'data structures,implementation', 0, 3, '1676988961'),
('Minimums and Maximums', 'ratnajit_dhar', '1680A', 'https://codeforces.com/problemset/problem/1680/A', 800, 'brute force,math', 1, 1, '1652453063'),
('Robots', 'ratnajit_dhar', '1680B', 'https://codeforces.com/problemset/problem/1680/B', 800, 'implementation', 1, 1, '1652455585'),
('Binary String', 'ratnajit_dhar', '1680C', 'https://codeforces.com/problemset/problem/1680/C', 1600, 'binary search,greedy,strings,two pointers', 0, 2, '1652459605'),
('Palindromic Indices', 'ratnajit_dhar', '1682A', 'https://codeforces.com/problemset/problem/1682/A', 800, 'greedy,strings', 1, 2, '1653232850'),
('AND Sorting', 'ratnajit_dhar', '1682B', 'https://codeforces.com/problemset/problem/1682/B', 1100, 'bitmasks,constructive algorithms,sortings', 0, 2, '1653237157'),
('Digit Minimization', 'ratnajit_dhar', '1684A', 'https://codeforces.com/problemset/problem/1684/A', 800, 'constructive algorithms,games,math,strings', 1, 1, '1653033699'),
('Z mod X = C', 'ratnajit_dhar', '1684B', 'https://codeforces.com/problemset/problem/1684/B', 800, 'constructive algorithms,math', 1, 1, '1653035166'),
('Everything Everywhere All But One', 'ratnajit_dhar', '1686A', 'https://codeforces.com/problemset/problem/1686/A', 800, 'greedy', 0, 3, '1653597109'),
('Cirno\'s Perfect Bitmasks Classroom', 'ratnajit_dhar', '1688A', 'https://codeforces.com/problemset/problem/1688/A', 800, 'bitmasks,brute force', 1, 2, '1654276918'),
('Print a Pedestal (Codeforces logo?)', 'ratnajit_dhar', '1690A', 'https://codeforces.com/problemset/problem/1690/A', 800, 'constructive algorithms,greedy', 1, 1, '1654613183'),
('Array Decrements', 'ratnajit_dhar', '1690B', 'https://codeforces.com/problemset/problem/1690/B', 800, 'greedy,implementation', 1, 3, '1654618634'),
('Restoring the Duration of Tasks', 'ratnajit_dhar', '1690C', 'https://codeforces.com/problemset/problem/1690/C', 800, 'data structures,greedy,implementation', 1, 1, '1654616976'),
('Beat The Odds', 'ratnajit_dhar', '1691A', 'https://codeforces.com/problemset/problem/1691/A', 800, 'brute force,greedy,math', 1, 1, '1654008416'),
('Shoe Shuffling', 'ratnajit_dhar', '1691B', 'https://codeforces.com/problemset/problem/1691/B', 1000, 'constructive algorithms,greedy,implementation,two pointers', 1, 1, '1654009879'),
('Marathon', 'ratnajit_dhar', '1692A', 'https://codeforces.com/problemset/problem/1692/A', 800, 'implementation', 1, 1, '1655217430'),
('All Distinct', 'ratnajit_dhar', '1692B', 'https://codeforces.com/problemset/problem/1692/B', 800, 'greedy,sortings', 1, 1, '1655218200'),
('Where\'s the Bishop?', 'ratnajit_dhar', '1692C', 'https://codeforces.com/problemset/problem/1692/C', 800, 'implementation', 1, 1, '1655219533'),
('The Clock', 'ratnajit_dhar', '1692D', 'https://codeforces.com/problemset/problem/1692/D', 1100, 'brute force,implementation', 1, 4, '1655222622'),
('Creep', 'ratnajit_dhar', '1694A', 'https://codeforces.com/problemset/problem/1694/A', 800, 'greedy,implementation', 1, 1, '1655392393'),
('Paranoid String', 'ratnajit_dhar', '1694B', 'https://codeforces.com/problemset/problem/1694/B', 1200, 'constructive algorithms,greedy', 1, 3, '1655394731'),
('Subrectangle Guess', 'ratnajit_dhar', '1695A', 'https://codeforces.com/problemset/problem/1695/A', 800, 'games', 1, 4, '1655575251'),
('Circle Game', 'ratnajit_dhar', '1695B', 'https://codeforces.com/problemset/problem/1695/B', 1000, 'games,greedy', 1, 2, '1655568801'),
('Parkway Walk', 'ratnajit_dhar', '1697A', 'https://codeforces.com/problemset/problem/1697/A', 800, 'greedy,implementation', 1, 1, '1655052333'),
('Promo', 'ratnajit_dhar', '1697B', 'https://codeforces.com/problemset/problem/1697/B', 900, 'greedy,sortings', 1, 2, '1655053265'),
('The Third Three Number Problem', 'ratnajit_dhar', '1699A', 'https://codeforces.com/problemset/problem/1699/A', 800, 'constructive algorithms,math', 1, 1, '1656946577'),
('Almost Ternary Matrix', 'ratnajit_dhar', '1699B', 'https://codeforces.com/problemset/problem/1699/B', 900, 'bitmasks,constructive algorithms,matrices', 1, 1, '1656950075'),
('Optimal Path', 'ratnajit_dhar', '1700A', 'https://codeforces.com/problemset/problem/1700/A', 800, 'constructive algorithms,greedy,math', 1, 1, '1655630438'),
('Palindromic Numbers ', 'ratnajit_dhar', '1700B', 'https://codeforces.com/problemset/problem/1700/B', 1100, 'constructive algorithms,implementation,math', 0, 3, '1655636050'),
('Grass Field', 'ratnajit_dhar', '1701A', 'https://codeforces.com/problemset/problem/1701/A', 800, 'implementation', 1, 1, '1657291247'),
('Permutation', 'ratnajit_dhar', '1701B', 'https://codeforces.com/problemset/problem/1701/B', 800, 'greedy', 1, 1, '1657293980'),
('Round Down the Price', 'ratnajit_dhar', '1702A', 'https://codeforces.com/problemset/problem/1702/A', 800, 'constructive algorithms', 1, 3, '1657473824'),
('Polycarp Writes a String from Memory', 'ratnajit_dhar', '1702B', 'https://codeforces.com/problemset/problem/1702/B', 800, 'greedy', 1, 1, '1657474690'),
('YES or YES?', 'ratnajit_dhar', '1703A', 'https://codeforces.com/problemset/problem/1703/A', 800, 'brute force,implementation,strings', 1, 1, '1657636739'),
('ICPC Balloons', 'ratnajit_dhar', '1703B', 'https://codeforces.com/problemset/problem/1703/B', 800, 'data structures,implementation', 1, 1, '1657636968'),
('Cypher', 'ratnajit_dhar', '1703C', 'https://codeforces.com/problemset/problem/1703/C', 800, 'brute force,implementation,strings', 1, 1, '1657638679'),
('Virus', 'ratnajit_dhar', '1704C', 'https://codeforces.com/problemset/problem/1704/C', 1200, 'greedy,implementation,sortings', 1, 1, '1662039906'),
('Mark the Photographer', 'ratnajit_dhar', '1705A', 'https://codeforces.com/problemset/problem/1705/A', 800, 'greedy,sortings', 1, 2, '1657892773'),
('Mark the Dust Sweeper', 'ratnajit_dhar', '1705B', 'https://codeforces.com/problemset/problem/1705/B', 900, 'constructive algorithms,greedy,implementation', 0, 7, '1661203725'),
('Mark and His Unfinished Essay', 'ratnajit_dhar', '1705C', 'https://codeforces.com/problemset/problem/1705/C', 1400, 'brute force,implementation', 1, 4, '1692642390'),
('Another String Minimization Problem', 'ratnajit_dhar', '1706A', 'https://codeforces.com/problemset/problem/1706/A', 800, '2-sat,constructive algorithms,greedy,string suffix structures,strings', 1, 3, '1658158274'),
('Qpwoeirut And The City', 'ratnajit_dhar', '1706C', 'https://codeforces.com/problemset/problem/1706/C', 1400, 'dp,flows,greedy,implementation', 0, 3, '1693896782'),
('Difference Operations', 'ratnajit_dhar', '1708A', 'https://codeforces.com/problemset/problem/1708/A', 800, 'greedy,math', 1, 1, '1657983117'),
('Difference of GCDs', 'ratnajit_dhar', '1708B', 'https://codeforces.com/problemset/problem/1708/B', 1100, 'constructive algorithms,math', 1, 2, '1657984508'),
('Three Doors', 'ratnajit_dhar', '1709A', 'https://codeforces.com/problemset/problem/1709/A', 800, 'brute force,greedy,implementation,math', 1, 1, '1658595800'),
('Perfect Permutation', 'ratnajit_dhar', '1711A', 'https://codeforces.com/problemset/problem/1711/A', 800, 'constructive algorithms', 1, 1, '1658673596'),
('Wonderful Permutation', 'ratnajit_dhar', '1712A', 'https://codeforces.com/problemset/problem/1712/A', 800, 'greedy,implementation', 1, 1, '1660401577'),
('Woeful Permutation', 'ratnajit_dhar', '1712B', 'https://codeforces.com/problemset/problem/1712/B', 800, 'constructive algorithms,greedy,number theory', 1, 1, '1660402495'),
('Sort Zero', 'ratnajit_dhar', '1712C', 'https://codeforces.com/problemset/problem/1712/C', 1100, 'greedy,sortings', 1, 3, '1660404553'),
('Traveling Salesman Problem', 'ratnajit_dhar', '1713A', 'https://codeforces.com/problemset/problem/1713/A', 800, 'geometry,greedy,implementation', 1, 1, '1659797092'),
('Optimal Reduction', 'ratnajit_dhar', '1713B', 'https://codeforces.com/problemset/problem/1713/B', 1000, 'constructive algorithms,sortings', 0, 2, '1659800471'),
('Everyone Loves to Sleep', 'ratnajit_dhar', '1714A', 'https://codeforces.com/problemset/problem/1714/A', 900, 'implementation,math', 1, 1, '1659365095'),
('Remove Prefix', 'ratnajit_dhar', '1714B', 'https://codeforces.com/problemset/problem/1714/B', 800, 'data structures,greedy,implementation', 1, 1, '1659365483'),
('Minimum  Varied Number', 'ratnajit_dhar', '1714C', 'https://codeforces.com/problemset/problem/1714/C', 800, 'greedy', 1, 1, '1659366046'),
('Crossmarket', 'ratnajit_dhar', '1715A', 'https://codeforces.com/problemset/problem/1715/A', 800, 'constructive algorithms,greedy,math', 1, 1, '1661006469'),
('Beautiful Array', 'ratnajit_dhar', '1715B', 'https://codeforces.com/problemset/problem/1715/B', 1000, 'constructive algorithms,greedy,math', 0, 8, '1661022017'),
('Madoka and Underground Competitions', 'ratnajit_dhar', '1717B', 'https://codeforces.com/problemset/problem/1717/B', 1100, 'constructive algorithms,implementation', 1, 1, '1662151934'),
('Madoka and Formal Statement', 'ratnajit_dhar', '1717C', 'https://codeforces.com/problemset/problem/1717/C', 1300, 'greedy', 0, 5, '1663572703'),
('Burenka Plays with Fractions', 'ratnajit_dhar', '1720A', 'https://codeforces.com/problemset/problem/1720/A', 900, 'math,number theory', 1, 1, '1660830997'),
('Interesting Sum', 'ratnajit_dhar', '1720B', 'https://codeforces.com/problemset/problem/1720/B', 800, 'brute force,data structures,greedy,math,sortings', 1, 1, '1660831967'),
('Corners', 'ratnajit_dhar', '1720C', 'https://codeforces.com/problemset/problem/1720/C', 1200, 'greedy,implementation', 0, 3, '1660836415'),
('Image', 'ratnajit_dhar', '1721A', 'https://codeforces.com/problemset/problem/1721/A', 800, 'greedy,implementation', 1, 1, '1661611215'),
('Deadly Laser', 'ratnajit_dhar', '1721B', 'https://codeforces.com/problemset/problem/1721/B', 1000, 'implementation', 1, 5, '1661613413'),
('Min-Max Array Transformation', 'ratnajit_dhar', '1721C', 'https://codeforces.com/problemset/problem/1721/C', 1400, 'binary search,greedy,two pointers', 0, 2, '1661618064'),
('Spell Check', 'ratnajit_dhar', '1722A', 'https://codeforces.com/problemset/problem/1722/A', 800, 'implementation', 1, 1, '1661871235'),
('Colourblindness', 'ratnajit_dhar', '1722B', 'https://codeforces.com/problemset/problem/1722/B', 800, 'implementation', 1, 1, '1661871432'),
('Word Game', 'ratnajit_dhar', '1722C', 'https://codeforces.com/problemset/problem/1722/C', 800, 'data structures,implementation', 1, 1, '1661871912'),
('Line', 'ratnajit_dhar', '1722D', 'https://codeforces.com/problemset/problem/1722/D', 1100, 'greedy,sortings', 1, 1, '1661878871'),
('Garage', 'ratnajit_dhar', '1725G', 'https://codeforces.com/problemset/problem/1725/G', 1500, 'binary search,geometry,math', 1, 7, '1664267749'),
('Mainak and Array', 'ratnajit_dhar', '1726A', 'https://codeforces.com/problemset/problem/1726/A', 900, 'greedy,math', 1, 2, '1662477378'),
('Mainak and Interesting Sequence', 'ratnajit_dhar', '1726B', 'https://codeforces.com/problemset/problem/1726/B', 1100, 'bitmasks,constructive algorithms,math', 1, 2, '1662479095'),
('Colored Balls: Revisited', 'ratnajit_dhar', '1728A', 'https://codeforces.com/problemset/problem/1728/A', 800, 'brute force,greedy,implementation,sortings', 1, 1, '1662648157'),
('Best Permutation', 'ratnajit_dhar', '1728B', 'https://codeforces.com/problemset/problem/1728/B', 800, 'constructive algorithms,greedy', 1, 4, '1662651909'),
('Two Elevators', 'ratnajit_dhar', '1729A', 'https://codeforces.com/problemset/problem/1729/A', 800, 'math', 1, 1, '1662993558'),
('Decode String', 'ratnajit_dhar', '1729B', 'https://codeforces.com/problemset/problem/1729/B', 800, 'greedy,strings', 1, 1, '1662994599'),
('Jumping on Tiles', 'ratnajit_dhar', '1729C', 'https://codeforces.com/problemset/problem/1729/C', 1100, 'constructive algorithms,strings', 0, 5, '1663000373'),
('Friends and the Restaurant', 'ratnajit_dhar', '1729D', 'https://codeforces.com/problemset/problem/1729/D', 1200, 'greedy,sortings,two pointers', 1, 3, '1663218806'),
('Planets', 'ratnajit_dhar', '1730A', 'https://codeforces.com/problemset/problem/1730/A', 800, 'data structures,greedy,sortings', 1, 1, '1664116889'),
('Minimum Notation', 'ratnajit_dhar', '1730C', 'https://codeforces.com/problemset/problem/1730/C', 1200, 'data structures,greedy,math,sortings', 1, 3, '1664122993'),
('Joey Takes Money', 'ratnajit_dhar', '1731A', 'https://codeforces.com/problemset/problem/1731/A', 800, 'greedy,math', 1, 1, '1672151996'),
('Kill Demodogs', 'ratnajit_dhar', '1731B', 'https://codeforces.com/problemset/problem/1731/B', 1100, 'greedy,math', 1, 2, '1672156022'),
('Consecutive Sum', 'ratnajit_dhar', '1733A', 'https://codeforces.com/problemset/problem/1733/A', 800, 'greedy,sortings', 1, 2, '1663599676'),
('Rule of League', 'ratnajit_dhar', '1733B', 'https://codeforces.com/problemset/problem/1733/B', 900, 'constructive algorithms,math', 1, 4, '1663601925'),
('Select Three Sticks', 'ratnajit_dhar', '1734A', 'https://codeforces.com/problemset/problem/1734/A', 800, 'brute force,greedy,sortings', 1, 1, '1663944917'),
('Bright, Nice, Brilliant', 'ratnajit_dhar', '1734B', 'https://codeforces.com/problemset/problem/1734/B', 800, 'constructive algorithms', 1, 1, '1663946738'),
('Removing Smallest Multiples', 'ratnajit_dhar', '1734C', 'https://codeforces.com/problemset/problem/1734/C', 1200, 'greedy,math', 1, 2, '1664089121');
INSERT INTO `problems` (`Name`, `Solved_By`, `Problem_ID`, `Link`, `Rating`, `Tags`, `Solved`, `Attempted`, `Last_Update`) VALUES
('Working Week', 'ratnajit_dhar', '1735A', 'https://codeforces.com/problemset/problem/1735/A', 800, 'constructive algorithms,greedy,math', 1, 2, '1664784366'),
('Tea with Tangerines', 'ratnajit_dhar', '1735B', 'https://codeforces.com/problemset/problem/1735/B', 900, 'greedy,math', 1, 1, '1664820583'),
('Make A Equal to B', 'ratnajit_dhar', '1736A', 'https://codeforces.com/problemset/problem/1736/A', 800, 'brute force,greedy,sortings', 1, 1, '1665427961'),
('Good Subarrays (Easy Version)', 'ratnajit_dhar', '1736C1', 'https://codeforces.com/problemset/problem/1736/C1', 1300, 'binary search,data structures,schedules,two pointers', 0, 1, '1665426373'),
('Ela Sorting Books', 'ratnajit_dhar', '1737A', 'https://codeforces.com/problemset/problem/1737/A', 900, 'greedy,implementation,strings', 1, 1, '1665158028'),
('Ela\'s Fitness and the Luxury Number', 'ratnajit_dhar', '1737B', 'https://codeforces.com/problemset/problem/1737/B', 1300, 'binary search,implementation,math', 0, 1, '1665156110'),
('Ela and Crickets', 'ratnajit_dhar', '1737C', 'https://codeforces.com/problemset/problem/1737/C', 1500, 'constructive algorithms,games,implementation,math', 1, 2, '1665161277'),
('Glory Addicts', 'ratnajit_dhar', '1738A', 'https://codeforces.com/problemset/problem/1738/A', 800, 'greedy,implementation,sortings', 1, 2, '1664550132'),
('Prefix Sum Addicts', 'ratnajit_dhar', '1738B', 'https://codeforces.com/problemset/problem/1738/B', 1200, 'constructive algorithms,greedy,math,sortings', 1, 5, '1664554475'),
('Immobile Knight', 'ratnajit_dhar', '1739A', 'https://codeforces.com/problemset/problem/1739/A', 800, 'implementation', 1, 3, '1664462851'),
('Array Recovery', 'ratnajit_dhar', '1739B', 'https://codeforces.com/problemset/problem/1739/B', 1100, 'constructive algorithms,greedy,math', 1, 1, '1664464095'),
('Card Game', 'ratnajit_dhar', '1739C', 'https://codeforces.com/problemset/problem/1739/C', 1500, 'combinatorics,constructive algorithms,dp,games', 1, 3, '1696260222'),
('Factorise N+M', 'ratnajit_dhar', '1740A', 'https://codeforces.com/problemset/problem/1740/A', 800, 'constructive algorithms,number theory', 1, 2, '1667053282'),
('Bricks and Bags', 'ratnajit_dhar', '1740C', 'https://codeforces.com/problemset/problem/1740/C', 1400, 'constructive algorithms,games,greedy,sortings', 0, 1, '1669647895'),
('Sum', 'ratnajit_dhar', '1742A', 'https://codeforces.com/problemset/problem/1742/A', 800, 'implementation', 1, 1, '1665671804'),
('Increasing', 'ratnajit_dhar', '1742B', 'https://codeforces.com/problemset/problem/1742/B', 800, 'greedy,implementation,sortings', 1, 1, '1665671952'),
('Stripes', 'ratnajit_dhar', '1742C', 'https://codeforces.com/problemset/problem/1742/C', 900, 'implementation', 1, 1, '1665672503'),
('Scuza', 'ratnajit_dhar', '1742E', 'https://codeforces.com/problemset/problem/1742/E', 1200, 'binary search,greedy,math', 0, 5, '1665679237'),
('Password', 'ratnajit_dhar', '1743A', 'https://codeforces.com/problemset/problem/1743/A', 800, 'brute force,combinatorics,implementation,math', 1, 1, '1666017603'),
('Permutation Value', 'ratnajit_dhar', '1743B', 'https://codeforces.com/problemset/problem/1743/B', 800, 'constructive algorithms,greedy', 1, 1, '1666017897'),
('Save the Magazines', 'ratnajit_dhar', '1743C', 'https://codeforces.com/problemset/problem/1743/C', 1100, 'constructive algorithms,dp,greedy', 1, 3, '1666023756'),
('Number Replacement', 'ratnajit_dhar', '1744A', 'https://codeforces.com/problemset/problem/1744/A', 800, 'greedy,implementation', 1, 1, '1673270334'),
('Maxmina', 'ratnajit_dhar', '1746A', 'https://codeforces.com/problemset/problem/1746/A', 800, 'constructive algorithms,greedy', 1, 1, '1665844966'),
('Rebellion', 'ratnajit_dhar', '1746B', 'https://codeforces.com/problemset/problem/1746/B', 800, 'constructive algorithms,greedy,two pointers', 1, 3, '1665847243'),
('Permutation Operations', 'ratnajit_dhar', '1746C', 'https://codeforces.com/problemset/problem/1746/C', 1300, 'constructive algorithms,greedy,implementation,math', 0, 4, '1665852386'),
('BAN BAN', 'ratnajit_dhar', '1747B', 'https://codeforces.com/problemset/problem/1747/B', 900, 'constructive algorithms', 0, 1, '1667592008'),
('Swap Game', 'ratnajit_dhar', '1747C', 'https://codeforces.com/problemset/problem/1747/C', 1200, 'games', 1, 1, '1667593728'),
('Diverse Substrings', 'ratnajit_dhar', '1748B', 'https://codeforces.com/problemset/problem/1748/B', 1400, 'brute force,implementation,strings', 1, 1, '1668780716'),
('Cowardly Rooks', 'ratnajit_dhar', '1749A', 'https://codeforces.com/problemset/problem/1749/A', 800, 'greedy,implementation', 1, 2, '1666276848'),
('Death\'s Blessing', 'ratnajit_dhar', '1749B', 'https://codeforces.com/problemset/problem/1749/B', 900, 'greedy', 1, 1, '1666278105'),
('Number Game', 'ratnajit_dhar', '1749C', 'https://codeforces.com/problemset/problem/1749/C', 1400, 'binary search,data structures,games,greedy,implementation', 1, 2, '1666281153'),
('Technical Support', 'ratnajit_dhar', '1754A', 'https://codeforces.com/problemset/problem/1754/A', 800, 'greedy', 1, 1, '1666511797'),
('Kevin and Permutation', 'ratnajit_dhar', '1754B', 'https://codeforces.com/problemset/problem/1754/B', 800, 'constructive algorithms,greedy,math', 1, 1, '1666513309'),
('Make Nonzero Sum (easy version)', 'ratnajit_dhar', '1754C1', 'https://codeforces.com/problemset/problem/1754/C1', 1300, 'constructive algorithms', 0, 3, '1666518141'),
('SSeeeeiinngg DDoouubbllee', 'ratnajit_dhar', '1758A', 'https://codeforces.com/problemset/problem/1758/A', 800, 'constructive algorithms,strings', 1, 1, '1669390885'),
('XOR = Average', 'ratnajit_dhar', '1758B', 'https://codeforces.com/problemset/problem/1758/B', 900, 'constructive algorithms', 1, 4, '1669393040'),
('Almost All Multiples', 'ratnajit_dhar', '1758C', 'https://codeforces.com/problemset/problem/1758/C', 1400, 'greedy,number theory', 0, 1, '1669397288'),
('Range = √Sum', 'ratnajit_dhar', '1758D', 'https://codeforces.com/problemset/problem/1758/D', 1800, 'binary search,brute force,constructive algorithms,math,two pointers', 1, 2, '1669732224'),
('Yes-Yes?', 'ratnajit_dhar', '1759A', 'https://codeforces.com/problemset/problem/1759/A', 800, 'implementation,strings', 1, 1, '1668782645'),
('Lost Permutation', 'ratnajit_dhar', '1759B', 'https://codeforces.com/problemset/problem/1759/B', 800, 'math', 1, 1, '1668783711'),
('Thermostat', 'ratnajit_dhar', '1759C', 'https://codeforces.com/problemset/problem/1759/C', 1100, 'greedy,math,shortest paths', 1, 1, '1668786337'),
('Elimination of a Ring', 'ratnajit_dhar', '1761B', 'https://codeforces.com/problemset/problem/1761/B', 1000, 'constructive algorithms,greedy,implementation', 0, 2, '1669029364'),
('Divide and Conquer', 'ratnajit_dhar', '1762A', 'https://codeforces.com/problemset/problem/1762/A', 800, 'greedy,math,number theory', 1, 1, '1671134435'),
('Incinerate', 'ratnajit_dhar', '1763B', 'https://codeforces.com/problemset/problem/1763/B', 1200, 'binary search,brute force,data structures,implementation,math,sortings', 0, 4, '1671597352'),
('Broken Keyboard', 'ratnajit_dhar', '1765B', 'https://codeforces.com/problemset/problem/1765/B', 800, 'greedy', 0, 1, '1673269377'),
('Torus Path', 'ratnajit_dhar', '1765K', 'https://codeforces.com/problemset/problem/1765/K', 1500, 'greedy,math', 1, 2, '1670259952'),
('Number Reduction', 'ratnajit_dhar', '1765N', 'https://codeforces.com/problemset/problem/1765/N', 1500, 'greedy', 0, 2, '1669962170'),
('Koxia and Whiteboards', 'ratnajit_dhar', '1770A', 'https://codeforces.com/problemset/problem/1770/A', 1000, 'brute force,greedy', 1, 4, '1672414532'),
('Koxia and Permutation', 'ratnajit_dhar', '1770B', 'https://codeforces.com/problemset/problem/1770/B', 1000, 'constructive algorithms', 1, 1, '1672413577'),
('Koxia and Number Theory', 'ratnajit_dhar', '1770C', 'https://codeforces.com/problemset/problem/1770/C', 1700, 'brute force,chinese remainder theorem,math,number theory', 0, 2, '1672419812'),
('Hossam and Combinatorics', 'ratnajit_dhar', '1771A', 'https://codeforces.com/problemset/problem/1771/A', 900, 'combinatorics,math,sortings', 1, 2, '1674121383'),
('Hossam and Trainees', 'ratnajit_dhar', '1771C', 'https://codeforces.com/problemset/problem/1771/C', 1600, 'greedy,math,number theory', 0, 3, '1676455256'),
('A+B?', 'ratnajit_dhar', '1772A', 'https://codeforces.com/problemset/problem/1772/A', 800, 'implementation', 1, 1, '1671374656'),
('Matrix Rotation', 'ratnajit_dhar', '1772B', 'https://codeforces.com/problemset/problem/1772/B', 800, 'brute force,implementation', 1, 1, '1671374917'),
('Different Differences', 'ratnajit_dhar', '1772C', 'https://codeforces.com/problemset/problem/1772/C', 1000, 'constructive algorithms,greedy,math', 1, 3, '1671377714'),
('Absolute Sorting', 'ratnajit_dhar', '1772D', 'https://codeforces.com/problemset/problem/1772/D', 1400, 'constructive algorithms,math', 0, 2, '1671380371'),
('Easy Assembly', 'ratnajit_dhar', '1773E', 'https://codeforces.com/problemset/problem/1773/E', 1400, 'greedy,sortings', 1, 1, '1677945200'),
('Ice and Fire', 'ratnajit_dhar', '1774C', 'https://codeforces.com/problemset/problem/1774/C', 1300, 'constructive algorithms,dp,greedy', 1, 1, '1675615188'),
('Walking Boy', 'ratnajit_dhar', '1776A', 'https://codeforces.com/problemset/problem/1776/A', 800, 'greedy', 1, 2, '1676833453'),
('Beppa and SwerChat', 'ratnajit_dhar', '1776H', 'https://codeforces.com/problemset/problem/1776/H', 1300, 'two pointers', 1, 1, '1676835866'),
('Flip Flop Sum', 'ratnajit_dhar', '1778A', 'https://codeforces.com/problemset/problem/1778/A', 800, 'greedy,implementation', 1, 2, '1675282989'),
('The Forbidden Permutation', 'ratnajit_dhar', '1778B', 'https://codeforces.com/problemset/problem/1778/B', 1300, 'greedy,math', 1, 4, '1675281933'),
('Hall of Fame', 'ratnajit_dhar', '1779A', 'https://codeforces.com/problemset/problem/1779/A', 800, 'constructive algorithms,greedy,strings', 1, 1, '1672757317'),
('MKnez\'s ConstructiveForces Task', 'ratnajit_dhar', '1779B', 'https://codeforces.com/problemset/problem/1779/B', 900, 'constructive algorithms,math', 1, 1, '1672758276'),
('Least Prefix Sum', 'ratnajit_dhar', '1779C', 'https://codeforces.com/problemset/problem/1779/C', 1600, 'data structures,greedy', 0, 1, '1672762835'),
('GCD Partition', 'ratnajit_dhar', '1780B', 'https://codeforces.com/problemset/problem/1780/B', 1100, 'brute force,greedy,math,number theory', 1, 5, '1674823316'),
('Make it Beautiful', 'ratnajit_dhar', '1783A', 'https://codeforces.com/problemset/problem/1783/A', 800, 'constructive algorithms,math,sortings', 1, 1, '1673191891'),
('Matrix of Differences', 'ratnajit_dhar', '1783B', 'https://codeforces.com/problemset/problem/1783/B', 1100, 'constructive algorithms,math', 1, 1, '1673191822'),
('Number Factorization', 'ratnajit_dhar', '1787B', 'https://codeforces.com/problemset/problem/1787/B', 1100, 'greedy,math,number theory', 1, 2, '1675083254'),
('One and Two', 'ratnajit_dhar', '1788A', 'https://codeforces.com/problemset/problem/1788/A', 800, 'brute force,implementation,math', 1, 2, '1675954602'),
('Sum of Two Numbers', 'ratnajit_dhar', '1788B', 'https://codeforces.com/problemset/problem/1788/B', 1100, 'constructive algorithms,greedy,implementation,math,probabilities', 1, 2, '1675957779'),
('Matching Numbers', 'ratnajit_dhar', '1788C', 'https://codeforces.com/problemset/problem/1788/C', 1300, 'constructive algorithms,greedy,math', 1, 1, '1675958822'),
('Serval and Mocha\'s Array', 'ratnajit_dhar', '1789A', 'https://codeforces.com/problemset/problem/1789/A', 800, 'brute force,math,number theory', 1, 1, '1677353568'),
('Serval and Inversion Magic', 'ratnajit_dhar', '1789B', 'https://codeforces.com/problemset/problem/1789/B', 800, 'brute force,implementation,strings,two pointers', 1, 1, '1677355350'),
('Polycarp and the Day of Pi', 'ratnajit_dhar', '1790A', 'https://codeforces.com/problemset/problem/1790/A', 800, 'implementation,math,strings', 1, 1, '1674907624'),
('Taisia and Dice', 'ratnajit_dhar', '1790B', 'https://codeforces.com/problemset/problem/1790/B', 800, 'greedy,greedy,math', 0, 1, '1674906743'),
('Codeforces Checking', 'ratnajit_dhar', '1791A', 'https://codeforces.com/problemset/problem/1791/A', 800, 'implementation,strings', 1, 1, '1675435033'),
('Following Directions', 'ratnajit_dhar', '1791B', 'https://codeforces.com/problemset/problem/1791/B', 800, 'geometry,implementation', 1, 1, '1675435350'),
('Prepend and Append', 'ratnajit_dhar', '1791C', 'https://codeforces.com/problemset/problem/1791/C', 800, 'implementation,two pointers', 1, 1, '1675435570'),
('Distinct Split', 'ratnajit_dhar', '1791D', 'https://codeforces.com/problemset/problem/1791/D', 1000, 'brute force,greedy,strings', 1, 1, '1675437107'),
('Negatives and Positives', 'ratnajit_dhar', '1791E', 'https://codeforces.com/problemset/problem/1791/E', 1100, 'dp,greedy,sortings', 1, 7, '1675441717'),
('Range Update Point Query', 'ratnajit_dhar', '1791F', 'https://codeforces.com/problemset/problem/1791/F', 1500, 'binary search,brute force,data structures', 0, 4, '1675668370'),
('Teleporters (Easy Version)', 'ratnajit_dhar', '1791G1', 'https://codeforces.com/problemset/problem/1791/G1', 1100, 'greedy,sortings', 1, 1, '1675440043'),
('GamingForces', 'ratnajit_dhar', '1792A', 'https://codeforces.com/problemset/problem/1792/A', 800, 'greedy,sortings', 1, 1, '1676129024'),
('Prefix and Suffix Array', 'ratnajit_dhar', '1794A', 'https://codeforces.com/problemset/problem/1794/A', 800, 'strings', 1, 1, '1677953999'),
('Not Dividing', 'ratnajit_dhar', '1794B', 'https://codeforces.com/problemset/problem/1794/B', 900, 'constructive algorithms,greedy,math', 1, 1, '1677955044'),
('Scoring Subsequences', 'ratnajit_dhar', '1794C', 'https://codeforces.com/problemset/problem/1794/C', 1300, 'binary search,greedy,math,two pointers', 0, 1, '1677956877'),
('Two Towers', 'ratnajit_dhar', '1795A', 'https://codeforces.com/problemset/problem/1795/A', 800, 'brute force,implementation,strings', 1, 1, '1676561954'),
('Ideal Point', 'ratnajit_dhar', '1795B', 'https://codeforces.com/problemset/problem/1795/B', 900, 'brute force,geometry,greedy', 1, 1, '1676561498'),
('Typical Interview Problem', 'ratnajit_dhar', '1796A', 'https://codeforces.com/problemset/problem/1796/A', 800, 'brute force,implementation,strings', 1, 1, '1677596181'),
('Asterisk-Minor Template', 'ratnajit_dhar', '1796B', 'https://codeforces.com/problemset/problem/1796/B', 1000, 'implementation,strings', 1, 1, '1677597006'),
('Maximum Set', 'ratnajit_dhar', '1796C', 'https://codeforces.com/problemset/problem/1796/C', 1600, 'binary search,math', 1, 3, '1677600030'),
('Li Hua and Maze', 'ratnajit_dhar', '1797A', 'https://codeforces.com/problemset/problem/1797/A', 800, 'constructive algorithms,flows,graphs,greedy,implementation', 1, 2, '1680963707'),
('Li Hua and Pattern', 'ratnajit_dhar', '1797B', 'https://codeforces.com/problemset/problem/1797/B', 1100, 'constructive algorithms,greedy', 1, 1, '1680965077'),
('Li Hua and Chess', 'ratnajit_dhar', '1797C', 'https://codeforces.com/problemset/problem/1797/C', 1600, 'constructive algorithms,greedy,interactive', 0, 3, '1680969052'),
('Showstopper', 'ratnajit_dhar', '1798A', 'https://codeforces.com/problemset/problem/1798/A', 800, 'greedy,implementation,sortings', 1, 1, '1679841754'),
('Three Sevens', 'ratnajit_dhar', '1798B', 'https://codeforces.com/problemset/problem/1798/B', 1000, 'brute force,data structures,greedy,implementation', 1, 1, '1679842451'),
('Candy Store', 'ratnajit_dhar', '1798C', 'https://codeforces.com/problemset/problem/1798/C', 1700, 'greedy,math,number theory', 0, 2, '1679847137'),
('Recent Actions', 'ratnajit_dhar', '1799A', 'https://codeforces.com/problemset/problem/1799/A', 800, 'data structures,greedy,implementation,math', 1, 1, '1677509281'),
('Equalize by Divide', 'ratnajit_dhar', '1799B', 'https://codeforces.com/problemset/problem/1799/B', 1200, 'brute force,constructive algorithms,greedy,math', 1, 1, '1677513756'),
('Is It a Cat?', 'ratnajit_dhar', '1800A', 'https://codeforces.com/problemset/problem/1800/A', 800, 'implementation,strings', 1, 3, '1677768918'),
('Count the Number of Pairs', 'ratnajit_dhar', '1800B', 'https://codeforces.com/problemset/problem/1800/B', 1000, 'greedy,strings', 1, 3, '1677770281'),
('Powering the Hero (easy version)', 'ratnajit_dhar', '1800C1', 'https://codeforces.com/problemset/problem/1800/C1', 1000, 'data structures,greedy', 1, 1, '1677771502'),
('Powering the Hero (hard version)', 'ratnajit_dhar', '1800C2', 'https://codeforces.com/problemset/problem/1800/C2', 1100, 'data structures,greedy', 1, 2, '1677772658'),
('Remove Two Letters', 'ratnajit_dhar', '1800D', 'https://codeforces.com/problemset/problem/1800/D', 1200, 'data structures,greedy,hashing,strings', 0, 5, '1677774771'),
('Lame King', 'ratnajit_dhar', '1804A', 'https://codeforces.com/problemset/problem/1804/A', 800, 'greedy,math', 1, 1, '1678633242'),
('Vaccination', 'ratnajit_dhar', '1804B', 'https://codeforces.com/problemset/problem/1804/B', 1000, 'greedy,implementation', 1, 2, '1678634800'),
('Pull Your Luck', 'ratnajit_dhar', '1804C', 'https://codeforces.com/problemset/problem/1804/C', 1500, 'brute force,greedy,math,number theory', 0, 1, '1678635837'),
('The String Has a Target', 'ratnajit_dhar', '1805B', 'https://codeforces.com/problemset/problem/1805/B', 800, 'greedy,strings', 1, 2, '1680557494'),
('Subsequence Addition (Easy Version)', 'ratnajit_dhar', '1807G1', 'https://codeforces.com/problemset/problem/1807/G1', 1100, 'brute force,data structures,dp,greedy,implementation,sortings', 1, 1, '1679379821'),
('Subsequence Addition (Hard Version)', 'ratnajit_dhar', '1807G2', 'https://codeforces.com/problemset/problem/1807/G2', 1100, 'bitmasks,dp,greedy,implementation,sortings', 1, 1, '1679544497'),
('Garland', 'ratnajit_dhar', '1809A', 'https://codeforces.com/problemset/problem/1809/A', 800, 'implementation', 1, 1, '1679582604'),
('Points on Plane', 'ratnajit_dhar', '1809B', 'https://codeforces.com/problemset/problem/1809/B', 1000, 'binary search,greedy,math', 1, 1, '1679592688'),
('Sum on Subarrays', 'ratnajit_dhar', '1809C', 'https://codeforces.com/problemset/problem/1809/C', 1500, 'constructive algorithms,greedy,math', 1, 2, '1680013431'),
('Insert Digit', 'ratnajit_dhar', '1811A', 'https://codeforces.com/problemset/problem/1811/A', 800, 'greedy,math,strings', 1, 2, '1680619596'),
('Conveyor Belts', 'ratnajit_dhar', '1811B', 'https://codeforces.com/problemset/problem/1811/B', 1000, 'implementation,math', 1, 1, '1680620954'),
('Restore the Array', 'ratnajit_dhar', '1811C', 'https://codeforces.com/problemset/problem/1811/C', 1100, 'constructive algorithms,greedy', 0, 2, '1680626995'),
('Are You a Robot?', 'ratnajit_dhar', '1812A', 'https://codeforces.com/problemset/problem/1812/A', 0, '*special,*special,*special,expression parsing,strings', 1, 1, '1680359795'),
('Was it Rated?', 'ratnajit_dhar', '1812B', 'https://codeforces.com/problemset/problem/1812/B', 0, '*special,*special,*special,brute force,implementation', 0, 13, '1680366825'),
('Trivial Conjecture', 'ratnajit_dhar', '1812D', 'https://codeforces.com/problemset/problem/1812/D', 0, '*special,constructive algorithms,math,number theory', 1, 6, '1680365556'),
('Not a Geometry Problem', 'ratnajit_dhar', '1812E', 'https://codeforces.com/problemset/problem/1812/E', 0, '*special,*special,constructive algorithms,geometry,math', 1, 2, '1680365437'),
('Unmysterious Language', 'ratnajit_dhar', '1812J', 'https://codeforces.com/problemset/problem/1812/J', 0, '*special,constructive algorithms,strings', 0, 38, '1680366891'),
('Coins', 'ratnajit_dhar', '1814A', 'https://codeforces.com/problemset/problem/1814/A', 800, 'implementation,math', 1, 1, '1680791899'),
('Ian Visits Mary', 'ratnajit_dhar', '1816A', 'https://codeforces.com/problemset/problem/1816/A', 800, 'constructive algorithms,geometry,number theory', 0, 1, '1681053120'),
('Grid Reconstruction', 'ratnajit_dhar', '1816B', 'https://codeforces.com/problemset/problem/1816/B', 1000, 'constructive algorithms,greedy', 1, 1, '1681055459'),
('Ian and Array Sorting', 'ratnajit_dhar', '1816C', 'https://codeforces.com/problemset/problem/1816/C', 1300, 'math,sortings', 0, 1, '1681058085'),
('Politics', 'ratnajit_dhar', '1818A', 'https://codeforces.com/problemset/problem/1818/A', 800, 'greedy,implementation', 1, 1, '1682779677'),
('Indivisible', 'ratnajit_dhar', '1818B', 'https://codeforces.com/problemset/problem/1818/B', 900, 'constructive algorithms', 1, 1, '1682780439'),
('Almost Increasing Subsequence', 'ratnajit_dhar', '1818C', 'https://codeforces.com/problemset/problem/1818/C', 1500, 'binary search,dp,greedy', 0, 8, '1682786736'),
('Magic Triples (Easy Version)', 'ratnajit_dhar', '1822G1', 'https://codeforces.com/problemset/problem/1822/G1', 1700, 'brute force,data structures,math,number theory', 1, 14, '1712678960'),
('A-characteristic', 'ratnajit_dhar', '1823A', 'https://codeforces.com/problemset/problem/1823/A', 800, 'combinatorics,constructive algorithms,math', 1, 1, '1682607493'),
('Sort with Step', 'ratnajit_dhar', '1823B', 'https://codeforces.com/problemset/problem/1823/B', 900, 'brute force,math,sortings', 1, 1, '1682608373'),
('Strongly Composite', 'ratnajit_dhar', '1823C', 'https://codeforces.com/problemset/problem/1823/C', 1300, 'greedy,math,number theory', 0, 4, '1682615700'),
('LuoTianyi and the Show', 'ratnajit_dhar', '1824A', 'https://codeforces.com/problemset/problem/1824/A', 1400, 'greedy,implementation', 0, 11, '1685593861'),
('LuoTianyi and the Table', 'ratnajit_dhar', '1825B', 'https://codeforces.com/problemset/problem/1825/B', 1000, 'greedy,math', 1, 5, '1692542738'),
('Dreaming of Freedom', 'ratnajit_dhar', '1826C', 'https://codeforces.com/problemset/problem/1826/C', 1300, 'greedy,math,number theory', 0, 5, '1683525110'),
('Divisible Array', 'ratnajit_dhar', '1828A', 'https://codeforces.com/problemset/problem/1828/A', 800, 'constructive algorithms,math', 1, 3, '1684075290'),
('Permutation Swap', 'ratnajit_dhar', '1828B', 'https://codeforces.com/problemset/problem/1828/B', 900, 'math,number theory', 1, 1, '1684075876'),
('Counting Orders', 'ratnajit_dhar', '1828C', 'https://codeforces.com/problemset/problem/1828/C', 1100, 'binary search,combinatorics,sortings', 1, 1, '1684077985'),
('Twin Permutations', 'ratnajit_dhar', '1831A', 'https://codeforces.com/problemset/problem/1831/A', 800, 'constructive algorithms', 1, 1, '1685284797'),
('Array merging', 'ratnajit_dhar', '1831B', 'https://codeforces.com/problemset/problem/1831/B', 1000, 'constructive algorithms,greedy', 1, 2, '1685286975'),
('Copil Copac Draws Trees', 'ratnajit_dhar', '1831C', 'https://codeforces.com/problemset/problem/1831/C', 1400, 'dfs and similar,dp,graphs,trees', 0, 2, '1685292956'),
('Flipper', 'ratnajit_dhar', '1833D', 'https://codeforces.com/problemset/problem/1833/D', 1400, 'brute force,constructive algorithms,greedy', 0, 1, '1688412801'),
('Round Dance', 'ratnajit_dhar', '1833E', 'https://codeforces.com/problemset/problem/1833/E', 1600, 'dfs and similar,dsu,graphs,shortest paths', 1, 2, '1689880589'),
('Destroyer', 'ratnajit_dhar', '1836A', 'https://codeforces.com/problemset/problem/1836/A', 800, 'implementation,sortings', 1, 1, '1687099223'),
('Astrophysicists', 'ratnajit_dhar', '1836B', 'https://codeforces.com/problemset/problem/1836/B', 1100, 'greedy,math', 1, 4, '1687105146'),
('Grasshopper on a Line', 'ratnajit_dhar', '1837A', 'https://codeforces.com/problemset/problem/1837/A', 800, 'constructive algorithms,math', 1, 1, '1685025535'),
('Comparison String', 'ratnajit_dhar', '1837B', 'https://codeforces.com/problemset/problem/1837/B', 900, 'greedy', 1, 1, '1685026227'),
('Best Binary String', 'ratnajit_dhar', '1837C', 'https://codeforces.com/problemset/problem/1837/C', 1000, 'constructive algorithms,greedy', 1, 1, '1685027152'),
('Bracket Coloring', 'ratnajit_dhar', '1837D', 'https://codeforces.com/problemset/problem/1837/D', 1400, 'constructive algorithms,greedy', 1, 2, '1685030451'),
('No Prime Differences', 'ratnajit_dhar', '1838C', 'https://codeforces.com/problemset/problem/1838/C', 1400, 'constructive algorithms,math,number theory', 1, 2, '1685949241'),
('Cipher Shifer', 'ratnajit_dhar', '1840A', 'https://codeforces.com/problemset/problem/1840/A', 800, 'implementation,strings,two pointers', 1, 1, '1686062447'),
('Binary Cafe', 'ratnajit_dhar', '1840B', 'https://codeforces.com/problemset/problem/1840/B', 1100, 'bitmasks,combinatorics,math', 0, 1, '1686069046'),
('Ski Resort', 'ratnajit_dhar', '1840C', 'https://codeforces.com/problemset/problem/1840/C', 1000, 'combinatorics,math,two pointers', 1, 1, '1686066582'),
('Game with Board', 'ratnajit_dhar', '1841A', 'https://codeforces.com/problemset/problem/1841/A', 800, 'constructive algorithms,games', 1, 1, '1686581036'),
('Keep it Beautiful', 'ratnajit_dhar', '1841B', 'https://codeforces.com/problemset/problem/1841/B', 1000, 'implementation', 1, 2, '1686582903'),
('Tenzing and Tsondu', 'ratnajit_dhar', '1842A', 'https://codeforces.com/problemset/problem/1842/A', 800, 'games,math', 1, 1, '1687615707'),
('Tenzing and Books', 'ratnajit_dhar', '1842B', 'https://codeforces.com/problemset/problem/1842/B', 1100, 'bitmasks,greedy,math', 1, 4, '1687621038'),
('Sasha and Array Coloring', 'ratnajit_dhar', '1843A', 'https://codeforces.com/problemset/problem/1843/A', 800, 'greedy,sortings,two pointers', 1, 1, '1687271955'),
('Long Long', 'ratnajit_dhar', '1843B', 'https://codeforces.com/problemset/problem/1843/B', 800, 'greedy,math,two pointers', 1, 1, '1687273484'),
('Sum in Binary Tree', 'ratnajit_dhar', '1843C', 'https://codeforces.com/problemset/problem/1843/C', 800, 'bitmasks,combinatorics,math,trees', 1, 1, '1687273918'),
('Apple Tree', 'ratnajit_dhar', '1843D', 'https://codeforces.com/problemset/problem/1843/D', 1200, 'combinatorics,dfs and similar,dp,math,trees', 1, 3, '1688468155'),
('Rudolph and Cut the Rope ', 'ratnajit_dhar', '1846A', 'https://codeforces.com/problemset/problem/1846/A', 800, 'implementation,math', 1, 1, '1688741000'),
('Rudolph and Tic-Tac-Toe', 'ratnajit_dhar', '1846B', 'https://codeforces.com/problemset/problem/1846/B', 800, 'brute force,implementation,strings', 1, 1, '1688741769'),
('Rudolf and the Another Competition', 'ratnajit_dhar', '1846C', 'https://codeforces.com/problemset/problem/1846/C', 1200, 'constructive algorithms,data structures,dp,greedy,sortings', 1, 3, '1688744316'),
('Rudolph and Christmas Tree', 'ratnajit_dhar', '1846D', 'https://codeforces.com/problemset/problem/1846/D', 1200, 'constructive algorithms,geometry,math', 1, 2, '1688746333'),
('Rudolf and Snowflakes (simple version)', 'ratnajit_dhar', '1846E1', 'https://codeforces.com/problemset/problem/1846/E1', 1300, 'brute force,implementation,math', 1, 1, '1688747478'),
('The Man who became a God ', 'ratnajit_dhar', '1847A', 'https://codeforces.com/problemset/problem/1847/A', 800, 'greedy,sortings', 1, 1, '1688654920'),
('Hamon Odyssey', 'ratnajit_dhar', '1847B', 'https://codeforces.com/problemset/problem/1847/B', 1000, 'bitmasks,greedy,two pointers', 1, 1, '1688656062'),
('Vampiric Powers, anyone?', 'ratnajit_dhar', '1847C', 'https://codeforces.com/problemset/problem/1847/C', 1400, 'bitmasks,brute force,dp,greedy', 0, 5, '1688661804'),
('Morning Sandwich', 'ratnajit_dhar', '1849A', 'https://codeforces.com/problemset/problem/1849/A', 800, 'implementation,math', 1, 1, '1690468693'),
('Monsters', 'ratnajit_dhar', '1849B', 'https://codeforces.com/problemset/problem/1849/B', 1000, 'greedy,math,sortings', 1, 1, '1690469319'),
('Binary String Copying', 'ratnajit_dhar', '1849C', 'https://codeforces.com/problemset/problem/1849/C', 1600, 'binary search,brute force,data structures,hashing,strings', 0, 3, '1690475666'),
('To My Critics', 'ratnajit_dhar', '1850A', 'https://codeforces.com/problemset/problem/1850/A', 800, 'implementation,sortings', 1, 1, '1689950165'),
('Ten Words of Wisdom', 'ratnajit_dhar', '1850B', 'https://codeforces.com/problemset/problem/1850/B', 800, 'implementation,sortings', 1, 1, '1689950384'),
('Word on the Paper', 'ratnajit_dhar', '1850C', 'https://codeforces.com/problemset/problem/1850/C', 800, 'implementation,strings', 1, 1, '1689950515'),
('Balanced Round', 'ratnajit_dhar', '1850D', 'https://codeforces.com/problemset/problem/1850/D', 900, 'brute force,greedy,implementation,sortings', 1, 2, '1689951393'),
('Cardboard for Pictures', 'ratnajit_dhar', '1850E', 'https://codeforces.com/problemset/problem/1850/E', 1100, 'binary search,geometry,implementation,math', 1, 1, '1689952307'),
('We Were Both Children', 'ratnajit_dhar', '1850F', 'https://codeforces.com/problemset/problem/1850/F', 1300, 'brute force,implementation,math,number theory', 1, 4, '1689953965'),
('Dual (Easy Version)', 'ratnajit_dhar', '1854A1', 'https://codeforces.com/problemset/problem/1854/A1', 1400, 'constructive algorithms,math', 0, 1, '1690653324'),
('Dalton the Teacher', 'ratnajit_dhar', '1855A', 'https://codeforces.com/problemset/problem/1855/A', 800, 'greedy,math', 1, 1, '1690641904'),
('Longest Divisors Interval', 'ratnajit_dhar', '1855B', 'https://codeforces.com/problemset/problem/1855/B', 900, 'brute force,combinatorics,greedy,math,number theory', 1, 2, '1690643014'),
('Dual (Easy Version)', 'ratnajit_dhar', '1855C1', 'https://codeforces.com/problemset/problem/1855/C1', 1400, 'constructive algorithms', 0, 4, '1690650168'),
('Tales of a Sort', 'ratnajit_dhar', '1856A', 'https://codeforces.com/problemset/problem/1856/A', 800, 'implementation', 1, 1, '1691247472'),
('Good Arrays', 'ratnajit_dhar', '1856B', 'https://codeforces.com/problemset/problem/1856/B', 900, 'implementation,math', 1, 1, '1691248333'),
('Array Coloring', 'ratnajit_dhar', '1857A', 'https://codeforces.com/problemset/problem/1857/A', 800, 'greedy,math', 1, 1, '1691419029'),
('Maximum Rounding', 'ratnajit_dhar', '1857B', 'https://codeforces.com/problemset/problem/1857/B', 1100, 'greedy,implementation,math', 1, 1, '1691421286'),
('Assembly via Minimums', 'ratnajit_dhar', '1857C', 'https://codeforces.com/problemset/problem/1857/C', 1200, 'greedy,sortings', 1, 2, '1691421808'),
('Strong Vertices', 'ratnajit_dhar', '1857D', 'https://codeforces.com/problemset/problem/1857/D', 1300, 'math,sortings,trees', 1, 2, '1691422459'),
('Power of Points', 'ratnajit_dhar', '1857E', 'https://codeforces.com/problemset/problem/1857/E', 1500, 'math,sortings', 1, 1, '1691425158'),
('United We Stand', 'ratnajit_dhar', '1859A', 'https://codeforces.com/problemset/problem/1859/A', 800, 'constructive algorithms,math,number theory', 1, 2, '1691851261'),
('Olya and Game with Arrays', 'ratnajit_dhar', '1859B', 'https://codeforces.com/problemset/problem/1859/B', 1000, 'constructive algorithms,greedy,math,sortings', 1, 1, '1691852780'),
('Another Permutation Problem', 'ratnajit_dhar', '1859C', 'https://codeforces.com/problemset/problem/1859/C', 1200, 'brute force,dp,greedy,math', 1, 1, '1691857351'),
('Gift Carpet', 'ratnajit_dhar', '1862A', 'https://codeforces.com/problemset/problem/1862/A', 800, 'dp,greedy,implementation,strings', 1, 1, '1692888064'),
('Sequence Game', 'ratnajit_dhar', '1862B', 'https://codeforces.com/problemset/problem/1862/B', 800, 'constructive algorithms', 1, 1, '1692888398'),
('Flower City Fence', 'ratnajit_dhar', '1862C', 'https://codeforces.com/problemset/problem/1862/C', 1100, 'binary search,data structures,implementation,sortings', 1, 1, '1692889630'),
('Ice Cream Balls', 'ratnajit_dhar', '1862D', 'https://codeforces.com/problemset/problem/1862/D', 1300, 'binary search,combinatorics,constructive algorithms,math', 1, 1, '1692890896'),
('Battling with Numbers', 'ratnajit_dhar', '1866B', 'https://codeforces.com/problemset/problem/1866/B', 1400, 'combinatorics,math,number theory', 1, 1, '1697004389'),
('Plus Minus Permutation', 'ratnajit_dhar', '1872D', 'https://codeforces.com/problemset/problem/1872/D', 1200, 'math', 1, 2, '1696177769'),
('Short Sort', 'ratnajit_dhar', '1873A', 'https://codeforces.com/problemset/problem/1873/A', 800, 'brute force,implementation', 1, 1, '1696526950'),
('Make it Alternating', 'ratnajit_dhar', '1879C', 'https://codeforces.com/problemset/problem/1879/C', 1300, 'combinatorics,dp,greedy', 1, 5, '1696346197'),
('Yet Another Monster Fight', 'ratnajit_dhar', '1901D', 'https://codeforces.com/problemset/problem/1901/D', 1700, 'binary search,dp,greedy,implementation,math', 1, 4, '1705134464'),
('Two Divisors', 'ratnajit_dhar', '1916B', 'https://codeforces.com/problemset/problem/1916/B', 1000, 'constructive algorithms,math,number theory', 1, 1, '1704054328'),
('Tricky Template', 'ratnajit_dhar', '1922A', 'https://codeforces.com/problemset/problem/1922/A', 800, 'constructive algorithms,implementation,strings', 1, 1, '1705589561'),
('Forming Triangles', 'ratnajit_dhar', '1922B', 'https://codeforces.com/problemset/problem/1922/B', 1200, 'combinatorics,constructive algorithms,math,sortings', 1, 1, '1705590144'),
('Closest Cities', 'ratnajit_dhar', '1922C', 'https://codeforces.com/problemset/problem/1922/C', 1300, 'greedy,implementation,math', 1, 1, '1705591646'),
('Berserk Monsters', 'ratnajit_dhar', '1922D', 'https://codeforces.com/problemset/problem/1922/D', 1900, 'brute force,data structures,dsu,implementation,math', 0, 4, '1705595515'),
('Vlad and an Odd Ordering', 'ratnajit_dhar', '1926E', 'https://codeforces.com/problemset/problem/1926/E', 1500, 'binary search,bitmasks,data structures,dp,implementation,math,number theory', 1, 1, '1708400566'),
('Physical Education Lesson', 'ratnajit_dhar', '1928C', 'https://codeforces.com/problemset/problem/1928/C', 1600, 'brute force,math,number theory', 1, 1, '1712353188'),
('Funky Numbers', 'ratnajit_dhar', '192A', 'https://codeforces.com/problemset/problem/192/A', 1300, 'binary search,brute force,implementation', 1, 2, '1692820083'),
('Thorns and Coins', 'ratnajit_dhar', '1932A', 'https://codeforces.com/problemset/problem/1932/A', 800, 'dp,greedy,implementation', 1, 1, '1708258046'),
('Chaya Calendar', 'ratnajit_dhar', '1932B', 'https://codeforces.com/problemset/problem/1932/B', 1100, 'number theory', 1, 1, '1708258596'),
('LR-remainders', 'ratnajit_dhar', '1932C', 'https://codeforces.com/problemset/problem/1932/C', 1400, 'brute force,data structures,implementation,math,two pointers', 1, 4, '1708262033'),
('Card Game', 'ratnajit_dhar', '1932D', 'https://codeforces.com/problemset/problem/1932/D', 1400, 'greedy,implementation', 1, 1, '1708264721'),
('Turtle Puzzle: Rearrange and Negate', 'ratnajit_dhar', '1933A', 'https://codeforces.com/problemset/problem/1933/A', 800, 'greedy,math,sortings', 1, 1, '1709044585'),
('Turtle Math: Fast Three Task', 'ratnajit_dhar', '1933B', 'https://codeforces.com/problemset/problem/1933/B', 800, 'implementation,math,number theory', 1, 1, '1709044888'),
('Turtle Fingers: Count the Values of k', 'ratnajit_dhar', '1933C', 'https://codeforces.com/problemset/problem/1933/C', 1100, 'brute force,implementation,math,number theory', 0, 3, '1709052558'),
('Turtle Tenacity: Continual Mods', 'ratnajit_dhar', '1933D', 'https://codeforces.com/problemset/problem/1933/D', 1200, 'constructive algorithms,greedy,math,number theory,sortings', 1, 1, '1709051605'),
('Too Min Too Max', 'ratnajit_dhar', '1934A', 'https://codeforces.com/problemset/problem/1934/A', 800, 'greedy,math', 1, 1, '1709304080'),
('Yet Another Coin Problem', 'ratnajit_dhar', '1934B', 'https://codeforces.com/problemset/problem/1934/B', 1200, 'brute force,dp,greedy,math', 1, 2, '1709307120'),
('Find a Mine', 'ratnajit_dhar', '1934C', 'https://codeforces.com/problemset/problem/1934/C', 1700, 'binary search,constructive algorithms,geometry,greedy,interactive,math', 0, 5, '1709313359'),
('Entertainment in MAC', 'ratnajit_dhar', '1935A', 'https://codeforces.com/problemset/problem/1935/A', 800, 'constructive algorithms,strings', 1, 2, '1709649742'),
('Informatics in MAC', 'ratnajit_dhar', '1935B', 'https://codeforces.com/problemset/problem/1935/B', 1200, 'constructive algorithms', 1, 3, '1709651751'),
('Exam in MAC', 'ratnajit_dhar', '1935D', 'https://codeforces.com/problemset/problem/1935/D', 1800, 'binary search,combinatorics,implementation,math', 1, 1, '1709656150'),
('Seraphim the Owl', 'ratnajit_dhar', '1945D', 'https://codeforces.com/problemset/problem/1945/D', 1300, 'dp,greedy', 1, 1, '1710853121'),
('Dual Trigger', 'ratnajit_dhar', '1951A', 'https://codeforces.com/problemset/problem/1951/A', 900, 'constructive algorithms,greedy,math', 1, 1, '1712414700'),
('Battle Cows', 'ratnajit_dhar', '1951B', 'https://codeforces.com/problemset/problem/1951/B', 1200, 'binary search,data structures,greedy', 1, 2, '1712415785'),
('Ticket Hoarding', 'ratnajit_dhar', '1951C', 'https://codeforces.com/problemset/problem/1951/C', 1400, 'greedy,math,sortings', 1, 1, '1712417939'),
('Are You a Robot, Again?', 'ratnajit_dhar', '1952A', 'https://codeforces.com/problemset/problem/1952/A', 0, 'strings', 1, 1, '1711985598'),
('Is it stated?', 'ratnajit_dhar', '1952B', 'https://codeforces.com/problemset/problem/1952/B', 0, 'strings', 1, 1, '1711985520'),
('They Have Fooled', 'ratnajit_dhar', '1952C', 'https://codeforces.com/problemset/problem/1952/C', 0, 'brute force,schedules', 1, 2, '1711987843'),
('Are You a Procrastinator?', 'ratnajit_dhar', '1952D', 'https://codeforces.com/problemset/problem/1952/D', 0, 'implementation', 1, 30, '1711989126'),
('Grid', 'ratnajit_dhar', '1952F', 'https://codeforces.com/problemset/problem/1952/F', 0, 'brute force', 0, 2, '1711986510'),
('Nene\'s Magical Matrix', 'ratnajit_dhar', '1956C', 'https://codeforces.com/problemset/problem/1956/C', 1600, 'constructive algorithms,greedy,math', 1, 1, '1715838327'),
('Everything Nim', 'ratnajit_dhar', '1966C', 'https://codeforces.com/problemset/problem/1966/C', 1400, 'games,greedy', 1, 2, '1715779725'),
('Maximize?', 'ratnajit_dhar', '1968A', 'https://codeforces.com/problemset/problem/1968/A', 800, 'brute force,math,number theory', 1, 1, '1714661438'),
('Prefiquence', 'ratnajit_dhar', '1968B', 'https://codeforces.com/problemset/problem/1968/B', 800, 'greedy,two pointers', 1, 3, '1714663890'),
('Assembly via Remainders', 'ratnajit_dhar', '1968C', 'https://codeforces.com/problemset/problem/1968/C', 1000, 'constructive algorithms,number theory', 1, 1, '1714663645'),
('Permutation Game', 'ratnajit_dhar', '1968D', 'https://codeforces.com/problemset/problem/1968/D', 1300, 'brute force,dfs and similar,games,graphs,greedy,math', 1, 1, '1714665322'),
('Cells Arrangement', 'ratnajit_dhar', '1968E', 'https://codeforces.com/problemset/problem/1968/E', 1600, 'constructive algorithms', 1, 2, '1714667955'),
('Permutation Counting', 'ratnajit_dhar', '1972C', 'https://codeforces.com/problemset/problem/1972/C', 1400, 'binary search,constructive algorithms,greedy,implementation,math,sortings', 1, 1, '1715619867'),
('Cat, Fox and Double Maximum', 'ratnajit_dhar', '1973C', 'https://codeforces.com/problemset/problem/1973/C', 1700, 'constructive algorithms,greedy,implementation,math,sortings', 1, 1, '1716263460'),
('Phone Desktop', 'ratnajit_dhar', '1974A', 'https://codeforces.com/problemset/problem/1974/A', 800, 'greedy,math', 1, 3, '1716216960'),
('Symmetric Encoding', 'ratnajit_dhar', '1974B', 'https://codeforces.com/problemset/problem/1974/B', 800, 'implementation,sortings,strings', 1, 1, '1716217772'),
('Beautiful Triple Pairs', 'ratnajit_dhar', '1974C', 'https://codeforces.com/problemset/problem/1974/C', 1400, 'combinatorics,data structures', 1, 5, '1716223355'),
('Little Nikita', 'ratnajit_dhar', '1977A', 'https://codeforces.com/problemset/problem/1977/A', 800, 'math', 1, 1, '1716734503'),
('Binary Colouring', 'ratnajit_dhar', '1977B', 'https://codeforces.com/problemset/problem/1977/B', 1100, 'bitmasks,constructive algorithms,greedy,math', 1, 3, '1716739164'),
('Problem Generator', 'ratnajit_dhar', '1980A', 'https://codeforces.com/problemset/problem/1980/A', 800, 'math', 1, 1, '1717425570'),
('Choosing Cubes', 'ratnajit_dhar', '1980B', 'https://codeforces.com/problemset/problem/1980/B', 800, 'sortings,sortings', 1, 1, '1717426990'),
('Sofia and the Lost Operations', 'ratnajit_dhar', '1980C', 'https://codeforces.com/problemset/problem/1980/C', 1300, 'constructive algorithms,greedy', 1, 3, '1717430570'),
('Hexadecimal\'s theorem', 'ratnajit_dhar', '199A', 'https://codeforces.com/problemset/problem/199/A', 900, 'brute force,constructive algorithms,implementation,number theory', 1, 1, '1649679792'),
('Checkout Assistant', 'ratnajit_dhar', '19B', 'https://codeforces.com/problemset/problem/19/B', 1900, 'dp', 1, 4, '1708674430'),
('Theatre Square', 'ratnajit_dhar', '1A', 'https://codeforces.com/problemset/problem/1/A', 1000, 'math', 1, 6, '1649670521'),
('Spreadsheet', 'ratnajit_dhar', '1B', 'https://codeforces.com/problemset/problem/1/B', 1600, 'implementation,math', 1, 1, '1673633059'),
('Drinks', 'ratnajit_dhar', '200B', 'https://codeforces.com/problemset/problem/200/B', 800, 'implementation,math', 1, 1, '1676396215'),
('Game on Paper', 'ratnajit_dhar', '203B', 'https://codeforces.com/problemset/problem/203/B', 1300, 'brute force,implementation', 1, 2, '1692548657'),
('Little Elephant and Cards', 'ratnajit_dhar', '204B', 'https://codeforces.com/problemset/problem/204/B', 1500, 'binary search,data structures', 0, 6, '1671697252'),
('Dijkstra?', 'ratnajit_dhar', '20C', 'https://codeforces.com/problemset/problem/20/C', 1900, 'graphs,shortest paths', 1, 4, '1710425437'),
('Color Stripe', 'ratnajit_dhar', '219C', 'https://codeforces.com/problemset/problem/219/C', 1600, 'brute force,dp,greedy', 0, 7, '1707712933'),
('Parallelepiped', 'ratnajit_dhar', '224A', 'https://codeforces.com/problemset/problem/224/A', 1100, 'brute force,geometry,math', 1, 5, '1643405120'),
('Is your horseshoe on the other hoof?', 'ratnajit_dhar', '228A', 'https://codeforces.com/problemset/problem/228/A', 800, 'implementation', 1, 1, '1675512126'),
('Dragons', 'ratnajit_dhar', '230A', 'https://codeforces.com/problemset/problem/230/A', 1000, 'greedy,sortings', 1, 3, '1651606272'),
('Team', 'ratnajit_dhar', '231A', 'https://codeforces.com/problemset/problem/231/A', 800, 'brute force,greedy', 1, 2, '1649411874'),
('LCM Challenge', 'ratnajit_dhar', '235A', 'https://codeforces.com/problemset/problem/235/A', 1600, 'number theory', 1, 2, '1712345569'),
('Boy or Girl', 'ratnajit_dhar', '236A', 'https://codeforces.com/problemset/problem/236/A', 800, 'brute force,implementation,strings', 1, 3, '1651350015'),
('Increase and Decrease', 'ratnajit_dhar', '246B', 'https://codeforces.com/problemset/problem/246/B', 1300, 'greedy,math', 1, 1, '1649679835'),
('Berland collider', 'ratnajit_dhar', '24E', 'https://codeforces.com/problemset/problem/24/E', 2300, 'binary search', 1, 11, '1714930907'),
('Playing Cubes', 'ratnajit_dhar', '257B', 'https://codeforces.com/problemset/problem/257/B', 1300, 'games,greedy,implementation', 1, 2, '1691526618'),
('IQ test', 'ratnajit_dhar', '25A', 'https://codeforces.com/problemset/problem/25/A', 1300, 'brute force', 1, 1, '1673135528'),
('Beautiful Matrix', 'ratnajit_dhar', '263A', 'https://codeforces.com/problemset/problem/263/A', 800, 'implementation', 1, 1, '1642441708'),
('Stones on the Table', 'ratnajit_dhar', '266A', 'https://codeforces.com/problemset/problem/266/A', 800, 'implementation', 1, 1, '1650314246'),
('Queue at the School', 'ratnajit_dhar', '266B', 'https://codeforces.com/problemset/problem/266/B', 800, 'constructive algorithms,graph matchings,implementation,shortest paths', 1, 1, '1650312726'),
('Games', 'ratnajit_dhar', '268A', 'https://codeforces.com/problemset/problem/268/A', 800, 'brute force', 1, 1, '1670420783'),
('Beautiful Sets of Points', 'ratnajit_dhar', '268C', 'https://codeforces.com/problemset/problem/268/C', 1500, 'constructive algorithms,implementation', 1, 3, '1679934108'),
('Fancy Fence', 'ratnajit_dhar', '270A', 'https://codeforces.com/problemset/problem/270/A', 1100, 'geometry,implementation,math', 1, 2, '1651925721'),
('Beautiful Year', 'ratnajit_dhar', '271A', 'https://codeforces.com/problemset/problem/271/A', 800, 'brute force', 1, 3, '1643834975'),
('Good Substrings', 'ratnajit_dhar', '271D', 'https://codeforces.com/problemset/problem/271/D', 1800, 'data structures,strings', 1, 8, '1714304304'),
('Little Girl and Game', 'ratnajit_dhar', '276B', 'https://codeforces.com/problemset/problem/276/B', 1300, 'games,greedy', 1, 1, '1678464260'),
('Little Girl and Maximum Sum', 'ratnajit_dhar', '276C', 'https://codeforces.com/problemset/problem/276/C', 1500, 'data structures,greedy,implementation,sortings', 1, 1, '1674325437'),
('Books', 'ratnajit_dhar', '279B', 'https://codeforces.com/problemset/problem/279/B', 1400, 'binary search,brute force,implementation,two pointers', 1, 1, '1655201142'),
('Word Capitalization', 'ratnajit_dhar', '281A', 'https://codeforces.com/problemset/problem/281/A', 800, 'implementation,strings', 1, 1, '1649747975'),
('Bit++', 'ratnajit_dhar', '282A', 'https://codeforces.com/problemset/problem/282/A', 800, 'implementation', 1, 2, '1648812310'),
('Network Topology', 'ratnajit_dhar', '292B', 'https://codeforces.com/problemset/problem/292/B', 1200, 'graphs,implementation', 1, 1, '1668077253'),
('Winner', 'ratnajit_dhar', '2A', 'https://codeforces.com/problemset/problem/2/A', 1500, 'hashing,implementation', 1, 1, '1674238135'),
('Pythagorean Theorem II', 'ratnajit_dhar', '304A', 'https://codeforces.com/problemset/problem/304/A', 1200, 'brute force,math', 1, 1, '1649679815'),
('Archer', 'ratnajit_dhar', '312B', 'https://codeforces.com/problemset/problem/312/B', 1300, 'math,probabilities', 1, 1, '1692819466'),
('Ilya and Queries', 'ratnajit_dhar', '313B', 'https://codeforces.com/problemset/problem/313/B', 1100, 'dp,implementation', 1, 1, '1652124055'),
('Even Odds', 'ratnajit_dhar', '318A', 'https://codeforces.com/problemset/problem/318/A', 900, 'math', 1, 1, '1650317507'),
('Flipping Game', 'ratnajit_dhar', '327A', 'https://codeforces.com/problemset/problem/327/A', 1200, 'brute force,dp,implementation', 1, 5, '1658257865'),
('Borze', 'ratnajit_dhar', '32B', 'https://codeforces.com/problemset/problem/32/B', 800, 'expression parsing,implementation', 1, 1, '1677274777'),
('Puzzles', 'ratnajit_dhar', '337A', 'https://codeforces.com/problemset/problem/337/A', 900, 'greedy', 1, 2, '1672586460'),
('Helpful Maths', 'ratnajit_dhar', '339A', 'https://codeforces.com/problemset/problem/339/A', 800, 'greedy,implementation,sortings,strings', 1, 1, '1649679684'),
('Xenia and Ringroad', 'ratnajit_dhar', '339B', 'https://codeforces.com/problemset/problem/339/B', 1000, 'implementation', 1, 1, '1651705144'),
('Xenia and Bit Operations', 'ratnajit_dhar', '339D', 'https://codeforces.com/problemset/problem/339/D', 1700, 'data structures,trees', 1, 2, '1706813254'),
('Magnets', 'ratnajit_dhar', '344A', 'https://codeforces.com/problemset/problem/344/A', 800, 'implementation', 1, 1, '1650318969'),
('Cinema Line', 'ratnajit_dhar', '349A', 'https://codeforces.com/problemset/problem/349/A', 1100, 'greedy,implementation', 1, 4, '1660205000'),
('Color the Fence', 'ratnajit_dhar', '349B', 'https://codeforces.com/problemset/problem/349/B', 1700, 'data structures,dp,greedy,implementation', 1, 5, '1709754463'),
('Jeff and Digits', 'ratnajit_dhar', '352A', 'https://codeforces.com/problemset/problem/352/A', 1000, 'brute force,implementation,math', 1, 7, '1643228271'),
('Fence', 'ratnajit_dhar', '363B', 'https://codeforces.com/problemset/problem/363/B', 1100, 'brute force,dp', 1, 3, '1651925741'),
('Sereja and Suffixes', 'ratnajit_dhar', '368B', 'https://codeforces.com/problemset/problem/368/B', 1100, 'data structures,dp', 1, 2, '1652356080'),
('Maze', 'ratnajit_dhar', '377A', 'https://codeforces.com/problemset/problem/377/A', 1600, 'dfs and similar', 1, 1, '1713215064'),
('New Year Candles', 'ratnajit_dhar', '379A', 'https://codeforces.com/problemset/problem/379/A', 1000, 'implementation', 1, 1, '1660935866'),
('New Year Present', 'ratnajit_dhar', '379B', 'https://codeforces.com/problemset/problem/379/B', 1200, 'constructive algorithms,implementation', 0, 1, '1660937295'),
('Translation', 'ratnajit_dhar', '41A', 'https://codeforces.com/problemset/problem/41/A', 800, 'implementation,strings', 1, 1, '1650315583'),
('Martian Dollar', 'ratnajit_dhar', '41B', 'https://codeforces.com/problemset/problem/41/B', 1400, 'brute force', 0, 1, '1695022395'),
('Police Recruits', 'ratnajit_dhar', '427A', 'https://codeforces.com/problemset/problem/427/A', 800, 'implementation', 1, 1, '1677866300'),
('Choosing Teams', 'ratnajit_dhar', '432A', 'https://codeforces.com/problemset/problem/432/A', 800, 'greedy,implementation,sortings', 1, 2, '1674574702'),
('Football', 'ratnajit_dhar', '43A', 'https://codeforces.com/problemset/problem/43/A', 1000, 'strings', 0, 1, '1678989262'),
('Forgotten Episode', 'ratnajit_dhar', '440A', 'https://codeforces.com/problemset/problem/440/A', 800, 'implementation', 1, 1, '1650842635'),
('DZY Loves Chemistry', 'ratnajit_dhar', '445B', 'https://codeforces.com/problemset/problem/445/B', 1400, 'dfs and similar,dsu,greedy', 0, 1, '1692721668'),
('Jzzhu and Sequences', 'ratnajit_dhar', '450B', 'https://codeforces.com/problemset/problem/450/B', 1300, 'implementation,math', 1, 4, '1675787822'),
('Sort the Array', 'ratnajit_dhar', '451B', 'https://codeforces.com/problemset/problem/451/B', 1300, 'implementation,sortings', 1, 2, '1672585651'),
('Laptops', 'ratnajit_dhar', '456A', 'https://codeforces.com/problemset/problem/456/A', 1100, 'sortings', 1, 2, '1652019443'),
('Pashmak and Flowers', 'ratnajit_dhar', '459B', 'https://codeforces.com/problemset/problem/459/B', 1300, 'combinatorics,implementation,sortings', 1, 3, '1673068176'),
('Cheap Travel', 'ratnajit_dhar', '466A', 'https://codeforces.com/problemset/problem/466/A', 1200, 'implementation', 0, 4, '1660162228'),
('Number of Ways', 'ratnajit_dhar', '466C', 'https://codeforces.com/problemset/problem/466/C', 1700, 'binary search,brute force,data structures,dp,two pointers', 1, 6, '1709582535'),
('George and Accommodation', 'ratnajit_dhar', '467A', 'https://codeforces.com/problemset/problem/467/A', 800, 'implementation', 1, 2, '1650320091'),
('George and Job', 'ratnajit_dhar', '467C', 'https://codeforces.com/problemset/problem/467/C', 1700, 'dp,implementation', 1, 1, '1706987010'),
('24 Game', 'ratnajit_dhar', '468A', 'https://codeforces.com/problemset/problem/468/A', 1500, 'constructive algorithms,greedy,math', 0, 2, '1693291004'),
('I Wanna Be the Guy', 'ratnajit_dhar', '469A', 'https://codeforces.com/problemset/problem/469/A', 800, 'greedy,implementation', 1, 1, '1676993489');
INSERT INTO `problems` (`Name`, `Solved_By`, `Problem_ID`, `Link`, `Rating`, `Tags`, `Solved`, `Attempted`, `Last_Update`) VALUES
('MUH and Cube Walls', 'ratnajit_dhar', '471D', 'https://codeforces.com/problemset/problem/471/D', 1800, 'string suffix structures,strings', 0, 1, '1686343690'),
('Design Tutorial: Make It Nondeterministic', 'ratnajit_dhar', '472C', 'https://codeforces.com/problemset/problem/472/C', 1400, 'greedy', 1, 2, '1693284125'),
('Worms', 'ratnajit_dhar', '474B', 'https://codeforces.com/problemset/problem/474/B', 1200, 'binary search,implementation', 1, 1, '1654929137'),
('Flowers', 'ratnajit_dhar', '474D', 'https://codeforces.com/problemset/problem/474/D', 1700, 'dp', 1, 4, '1706796318'),
('Ant colony', 'ratnajit_dhar', '474F', 'https://codeforces.com/problemset/problem/474/F', 2100, 'data structures,math,number theory', 1, 1, '1706810070'),
('Dreamoon and Stairs', 'ratnajit_dhar', '476A', 'https://codeforces.com/problemset/problem/476/A', 1000, 'implementation,math', 1, 3, '1657556813'),
('Dreamoon and WiFi', 'ratnajit_dhar', '476B', 'https://codeforces.com/problemset/problem/476/B', 1300, 'bitmasks,brute force,combinatorics,dp,math,probabilities', 1, 1, '1670393760'),
('Table Decorations', 'ratnajit_dhar', '478C', 'https://codeforces.com/problemset/problem/478/C', 1800, 'greedy', 0, 3, '1676997035'),
('Expression', 'ratnajit_dhar', '479A', 'https://codeforces.com/problemset/problem/479/A', 1000, 'brute force,math', 1, 2, '1673533906'),
('Exams', 'ratnajit_dhar', '479C', 'https://codeforces.com/problemset/problem/479/C', 1400, 'greedy,sortings', 1, 4, '1663960799'),
('Diverse Permutation', 'ratnajit_dhar', '482A', 'https://codeforces.com/problemset/problem/482/A', 1200, 'constructive algorithms,greedy', 1, 4, '1670416790'),
('Calculating Function', 'ratnajit_dhar', '486A', 'https://codeforces.com/problemset/problem/486/A', 800, 'implementation,math', 1, 1, '1673786554'),
('BerSU Ball', 'ratnajit_dhar', '489B', 'https://codeforces.com/problemset/problem/489/B', 1200, 'dfs and similar,dp,graph matchings,greedy,sortings,two pointers', 0, 3, '1674462071'),
('Given Length and Sum of Digits...', 'ratnajit_dhar', '489C', 'https://codeforces.com/problemset/problem/489/C', 1400, 'dp,greedy,implementation', 0, 2, '1664547733'),
('Modular Equations', 'ratnajit_dhar', '495B', 'https://codeforces.com/problemset/problem/495/B', 1600, 'math,number theory', 1, 3, '1712357871'),
('Watermelon', 'ratnajit_dhar', '4A', 'https://codeforces.com/problemset/problem/4/A', 800, 'brute force,math', 1, 3, '1639307425'),
('Registration System', 'ratnajit_dhar', '4C', 'https://codeforces.com/problemset/problem/4/C', 1300, 'data structures,hashing,implementation', 1, 1, '1673184642'),
('Anton and currency you all know', 'ratnajit_dhar', '508B', 'https://codeforces.com/problemset/problem/508/B', 1300, 'greedy,math,strings', 0, 3, '1678988690'),
('Domino piling', 'ratnajit_dhar', '50A', 'https://codeforces.com/problemset/problem/50/A', 800, 'greedy,math', 1, 2, '1649411677'),
('Fox And Snake', 'ratnajit_dhar', '510A', 'https://codeforces.com/problemset/problem/510/A', 800, 'implementation', 1, 1, '1677691953'),
('Fox And Names', 'ratnajit_dhar', '510C', 'https://codeforces.com/problemset/problem/510/C', 1600, 'dfs and similar,graphs,sortings', 1, 2, '1716234558'),
('Chewbaсca and Number', 'ratnajit_dhar', '514A', 'https://codeforces.com/problemset/problem/514/A', 1200, 'greedy,implementation', 1, 4, '1675245983'),
('Han Solo and Lazer Gun', 'ratnajit_dhar', '514B', 'https://codeforces.com/problemset/problem/514/B', 1400, 'brute force,data structures,geometry,implementation,math', 1, 3, '1693892667'),
('Drazil and Factorial', 'ratnajit_dhar', '515C', 'https://codeforces.com/problemset/problem/515/C', 1400, 'greedy,math,sortings', 1, 4, '1675173441'),
('A and B and Compilation Errors', 'ratnajit_dhar', '519B', 'https://codeforces.com/problemset/problem/519/B', 1100, 'data structures,implementation,sortings', 1, 1, '1652030690'),
('Queue', 'ratnajit_dhar', '545D', 'https://codeforces.com/problemset/problem/545/D', 1300, 'greedy,implementation,sortings', 1, 2, '1675857861'),
('Soldier and Bananas', 'ratnajit_dhar', '546A', 'https://codeforces.com/problemset/problem/546/A', 800, 'brute force,implementation,math', 1, 2, '1650145704'),
('Two Substrings', 'ratnajit_dhar', '550A', 'https://codeforces.com/problemset/problem/550/A', 1500, 'brute force,dp,greedy,implementation,strings', 1, 5, '1663083975'),
('Ohana Cleans Up', 'ratnajit_dhar', '554B', 'https://codeforces.com/problemset/problem/554/B', 1200, 'brute force,greedy,strings', 0, 2, '1670410438'),
('Kefa and Park', 'ratnajit_dhar', '580C', 'https://codeforces.com/problemset/problem/580/C', 1500, 'dfs and similar,graphs,trees', 1, 4, '1710597374'),
('Dima and Lisa', 'ratnajit_dhar', '584D', 'https://codeforces.com/problemset/problem/584/D', 1800, 'brute force,math,number theory', 1, 1, '1710949564'),
('Chat room', 'ratnajit_dhar', '58A', 'https://codeforces.com/problemset/problem/58/A', 1000, 'greedy,strings', 1, 1, '1650731899'),
('Igor In the Museum', 'ratnajit_dhar', '598D', 'https://codeforces.com/problemset/problem/598/D', 1700, 'dfs and similar,graphs,shortest paths', 1, 3, '1715545543'),
('Word', 'ratnajit_dhar', '59A', 'https://codeforces.com/problemset/problem/59/A', 800, 'implementation,strings', 1, 1, '1649750687'),
('Queries about less or equal elements', 'ratnajit_dhar', '600B', 'https://codeforces.com/problemset/problem/600/B', 1300, 'binary search,data structures,sortings,two pointers', 1, 2, '1655097220'),
('Elephant', 'ratnajit_dhar', '617A', 'https://codeforces.com/problemset/problem/617/A', 800, 'math', 1, 1, '1649750057'),
('Ultra-Fast Mathematician', 'ratnajit_dhar', '61A', 'https://codeforces.com/problemset/problem/61/A', 800, 'implementation', 1, 1, '1643834938'),
('Wet Shark and Odd and Even', 'ratnajit_dhar', '621A', 'https://codeforces.com/problemset/problem/621/A', 900, 'implementation', 1, 1, '1650842085'),
('Not Equal on a Segment', 'ratnajit_dhar', '622C', 'https://codeforces.com/problemset/problem/622/C', 1700, 'data structures,implementation', 1, 4, '1711752955'),
('XOR Equation', 'ratnajit_dhar', '627A', 'https://codeforces.com/problemset/problem/627/A', 1700, 'dp,math', 1, 6, '1696446510'),
('Again Twenty Five!', 'ratnajit_dhar', '630A', 'https://codeforces.com/problemset/problem/630/A', 800, 'number theory', 1, 1, '1650234502'),
('z-sort', 'ratnajit_dhar', '652B', 'https://codeforces.com/problemset/problem/652/B', 1000, 'sortings', 1, 1, '1678782222'),
('Vanya and Fence', 'ratnajit_dhar', '677A', 'https://codeforces.com/problemset/problem/677/A', 800, 'implementation', 1, 1, '1649413113'),
('Exponential notation', 'ratnajit_dhar', '691C', 'https://codeforces.com/problemset/problem/691/C', 1800, 'implementation,strings', 1, 1, '1709321351'),
('Vacations', 'ratnajit_dhar', '698A', 'https://codeforces.com/problemset/problem/698/A', 1400, 'dp', 0, 2, '1705522472'),
('Launch of Collider', 'ratnajit_dhar', '699A', 'https://codeforces.com/problemset/problem/699/A', 1000, 'implementation', 0, 2, '1705441394'),
('Vacations', 'ratnajit_dhar', '699C', 'https://codeforces.com/problemset/problem/699/C', 1400, 'brute force,dp', 0, 1, '1705522642'),
('Young Physicist', 'ratnajit_dhar', '69A', 'https://codeforces.com/problemset/problem/69/A', 1000, 'implementation,math', 1, 1, '1650708202'),
('Mishka and Game', 'ratnajit_dhar', '703A', 'https://codeforces.com/problemset/problem/703/A', 800, 'implementation', 1, 1, '1661204216'),
('Hulk', 'ratnajit_dhar', '705A', 'https://codeforces.com/problemset/problem/705/A', 800, 'implementation', 1, 2, '1674743751'),
('Interesting drink', 'ratnajit_dhar', '706B', 'https://codeforces.com/problemset/problem/706/B', 1100, 'binary search,dp,implementation', 1, 4, '1655835010'),
('Hard problem', 'ratnajit_dhar', '706C', 'https://codeforces.com/problemset/problem/706/C', 1600, 'dp,strings', 0, 20, '1713619937'),
('Pythagorean Triples', 'ratnajit_dhar', '707C', 'https://codeforces.com/problemset/problem/707/C', 1500, 'math,number theory', 1, 4, '1643406585'),
('Way Too Long Words', 'ratnajit_dhar', '71A', 'https://codeforces.com/problemset/problem/71/A', 800, 'strings', 1, 3, '1651785307'),
('Anton and Danik', 'ratnajit_dhar', '734A', 'https://codeforces.com/problemset/problem/734/A', 800, 'implementation,strings', 1, 1, '1650319717'),
('New Year and Hurry', 'ratnajit_dhar', '750A', 'https://codeforces.com/problemset/problem/750/A', 800, 'binary search,brute force,implementation,math', 1, 3, '1654940569'),
('k-th divisor', 'ratnajit_dhar', '762A', 'https://codeforces.com/problemset/problem/762/A', 1400, 'math,number theory', 1, 1, '1676039392'),
('Cartons of milk', 'ratnajit_dhar', '767D', 'https://codeforces.com/problemset/problem/767/D', 2100, 'binary search,data structures,greedy,sortings,two pointers', 0, 1, '1714939053'),
('String Game', 'ratnajit_dhar', '778A', 'https://codeforces.com/problemset/problem/778/A', 1700, 'binary search,greedy,strings', 1, 2, '1708698079'),
('Anton and Polyhedrons', 'ratnajit_dhar', '785A', 'https://codeforces.com/problemset/problem/785/A', 800, 'implementation,strings', 1, 1, '1678111980'),
('Easter Eggs', 'ratnajit_dhar', '78B', 'https://codeforces.com/problemset/problem/78/B', 1200, 'constructive algorithms,implementation', 1, 4, '1663082833'),
('Bear and Big Brother', 'ratnajit_dhar', '791A', 'https://codeforces.com/problemset/problem/791/A', 800, 'implementation', 1, 1, '1649411058'),
('Suitable Replacement', 'ratnajit_dhar', '825D', 'https://codeforces.com/problemset/problem/825/D', 1500, 'binary search,greedy,implementation', 0, 1, '1693305726'),
('Double Cola', 'ratnajit_dhar', '82A', 'https://codeforces.com/problemset/problem/82/A', 1100, 'implementation,math', 1, 1, '1652940312'),
('Curriculum Vitae', 'ratnajit_dhar', '846A', 'https://codeforces.com/problemset/problem/846/A', 1500, 'brute force,implementation', 1, 4, '1678738612'),
('Tom Riddle\'s Diary', 'ratnajit_dhar', '855A', 'https://codeforces.com/problemset/problem/855/A', 800, 'brute force,implementation,strings', 1, 2, '1644520635'),
('Chess For Three', 'ratnajit_dhar', '893A', 'https://codeforces.com/problemset/problem/893/A', 900, 'implementation', 1, 2, '1649673444'),
('SUM and REPLACE', 'ratnajit_dhar', '920F', 'https://codeforces.com/problemset/problem/920/F', 2000, 'brute force,data structures,dsu,number theory', 1, 6, '1709291936'),
('Football', 'ratnajit_dhar', '96A', 'https://codeforces.com/problemset/problem/96/A', 900, 'implementation,strings', 1, 3, '1673372125'),
('Wrong Subtraction', 'ratnajit_dhar', '977A', 'https://codeforces.com/problemset/problem/977/A', 800, 'implementation', 1, 1, '1650105245'),
('Less or Equal', 'ratnajit_dhar', '977C', 'https://codeforces.com/problemset/problem/977/C', 1200, 'sortings', 1, 3, '1674463161'),
('Consecutive Subsequence', 'ratnajit_dhar', '977F', 'https://codeforces.com/problemset/problem/977/F', 1700, 'dp', 1, 6, '1715487630'),
('Hit the Lottery', 'ratnajit_dhar', '996A', 'https://codeforces.com/problemset/problem/996/A', 800, 'dp,greedy', 1, 3, '1650982428'),
('Guess the Number', 'ss303', '1010211', 'https://codeforces.com/problemset/problem/101021/1', 0, '', 1, 1, '1675919427'),
('Final Problem', 'ss303', '102191B', 'https://codeforces.com/problemset/problem/102191/B', 0, '', 1, 1, '1669495132'),
('Trick or Treat', 'ss303', '102470A', 'https://codeforces.com/problemset/problem/102470/A', 0, '', 0, 2, '1655389428'),
('Distinct Numbers', 'ss303', '102961A', 'https://codeforces.com/problemset/problem/102961/A', 0, '', 1, 1, '1650693167'),
('Subarray Sums I', 'ss303', '102961ZA', 'https://codeforces.com/problemset/problem/102961/ZA', 0, '', 0, 2, '1647454300'),
('Dualites in Pain - The Beginning', 'ss303', '103785C', 'https://codeforces.com/problemset/problem/103785/C', 0, '', 1, 3, '1657198187'),
('Mixed Economy', 'ss303', '103870E', 'https://codeforces.com/problemset/problem/103870/E', 0, '', 1, 3, '1664100720'),
('Non-Coprime Partition', 'ss303', '1038B', 'https://codeforces.com/problemset/problem/1038/B', 1100, 'constructive algorithms,math', 0, 1, '1707986669'),
('Base62', 'ss303', '104021I', 'https://codeforces.com/problemset/problem/104021/I', 0, '', 1, 3, '1671560004'),
('Find GCD', 'ss303', '104283F', 'https://codeforces.com/problemset/problem/104283/F', 0, '', 0, 2, '1682588161'),
('Treasure Hunter', 'ss303', '1044413', 'https://codeforces.com/problemset/problem/104441/3', 0, '', 0, 3, '1688125631'),
('Shooting', 'ss303', '104454B', 'https://codeforces.com/problemset/problem/104454/B', 0, '', 1, 4, '1695045026'),
('The Fair Nut and Elevator', 'ss303', '1084A', 'https://codeforces.com/problemset/problem/1084/A', 1000, 'brute force,implementation', 0, 1, '1649150394'),
('Nastya Is Playing Computer Games', 'ss303', '1136B', 'https://codeforces.com/problemset/problem/1136/B', 1000, 'constructive algorithms,math', 1, 1, '1707973908'),
('Lost Numbers', 'ss303', '1167B', 'https://codeforces.com/problemset/problem/1167/B', 1400, 'brute force,divide and conquer,interactive,math', 1, 4, '1675920132'),
('News Distribution', 'ss303', '1167C', 'https://codeforces.com/problemset/problem/1167/C', 1400, 'dfs and similar,dsu,graphs', 1, 1, '1668945534'),
('Block Adventure', 'ss303', '1200B', 'https://codeforces.com/problemset/problem/1200/B', 1200, 'dp,greedy', 1, 3, '1671089034'),
('Make Product Equal One', 'ss303', '1206B', 'https://codeforces.com/problemset/problem/1206/B', 900, 'dp,implementation', 1, 3, '1677463683'),
('XOR Guessing', 'ss303', '1207E', 'https://codeforces.com/problemset/problem/1207/E', 1900, 'bitmasks,interactive,math', 1, 3, '1675924449'),
('Multiplication Table', 'ss303', '1220B', 'https://codeforces.com/problemset/problem/1220/B', 1300, 'math,number theory', 1, 1, '1676913675'),
('The number of positions', 'ss303', '124A', 'https://codeforces.com/problemset/problem/124/A', 1000, 'math', 1, 2, '1681930837'),
('Nearest Opposite Parity', 'ss303', '1272E', 'https://codeforces.com/problemset/problem/1272/E', 1900, 'dfs and similar,graphs,shortest paths', 0, 12, '1647662503'),
('Bogosort', 'ss303', '1312B', 'https://codeforces.com/problemset/problem/1312/B', 1000, 'constructive algorithms,sortings', 1, 1, '1678254294'),
('Journey Planning', 'ss303', '1320A', 'https://codeforces.com/problemset/problem/1320/A', 1400, 'data structures,dp,greedy,math,sortings', 1, 4, '1669099919'),
('Yet Another Tetris Problem', 'ss303', '1324A', 'https://codeforces.com/problemset/problem/1324/A', 900, 'implementation,number theory', 1, 1, '1676480595'),
('Composite Coloring', 'ss303', '1332B', 'https://codeforces.com/problemset/problem/1332/B', 1400, 'brute force,constructive algorithms,greedy,math,number theory', 1, 5, '1676824363'),
('Candies and Two Sisters', 'ss303', '1335A', 'https://codeforces.com/problemset/problem/1335/A', 800, 'math', 1, 3, '1651230244'),
('Construct the String', 'ss303', '1335B', 'https://codeforces.com/problemset/problem/1335/B', 900, 'constructive algorithms', 1, 3, '1677083766'),
('Filling Diamonds', 'ss303', '1339A', 'https://codeforces.com/problemset/problem/1339/A', 900, 'brute force,dp,implementation,math', 1, 1, '1677173054'),
('Polygon', 'ss303', '1360E', 'https://codeforces.com/problemset/problem/1360/E', 1300, 'dp,graphs,implementation,shortest paths', 1, 3, '1691596568'),
('Shuffle', 'ss303', '1366B', 'https://codeforces.com/problemset/problem/1366/B', 1300, 'math,two pointers', 1, 1, '1683108231'),
('Palindromic Paths', 'ss303', '1366C', 'https://codeforces.com/problemset/problem/1366/C', 1500, 'greedy,math', 1, 1, '1680544937'),
('Boring Apartments', 'ss303', '1433A', 'https://codeforces.com/problemset/problem/1433/A', 800, 'implementation,math', 1, 1, '1691660930'),
('Yet Another Bookshelf', 'ss303', '1433B', 'https://codeforces.com/problemset/problem/1433/B', 800, 'greedy,implementation', 1, 1, '1691661018'),
('Dominant Piranha', 'ss303', '1433C', 'https://codeforces.com/problemset/problem/1433/C', 900, 'constructive algorithms,greedy', 1, 5, '1691664034'),
('Districts Connection', 'ss303', '1433D', 'https://codeforces.com/problemset/problem/1433/D', 1200, 'constructive algorithms,dfs and similar', 1, 4, '1691663150'),
('Two Round Dances', 'ss303', '1433E', 'https://codeforces.com/problemset/problem/1433/E', 1300, 'combinatorics,math', 1, 1, '1691664531'),
('Zero Remainder Sum ', 'ss303', '1433F', 'https://codeforces.com/problemset/problem/1433/F', 2100, 'dp', 1, 1, '1691671121'),
('Odd Divisor', 'ss303', '1475A', 'https://codeforces.com/problemset/problem/1475/A', 900, 'math,number theory', 1, 1, '1676999719'),
('Red and Blue Beans', 'ss303', '1519A', 'https://codeforces.com/problemset/problem/1519/A', 800, 'math', 0, 1, '1669091730'),
('Soft Drinking', 'ss303', '151A', 'https://codeforces.com/problemset/problem/151/A', 800, 'implementation,math', 1, 2, '1641922265'),
('Do Not Be Distracted!', 'ss303', '1520A', 'https://codeforces.com/problemset/problem/1520/A', 800, 'brute force,implementation', 1, 1, '1643030385'),
('Mean Inequality', 'ss303', '1526A', 'https://codeforces.com/problemset/problem/1526/A', 800, 'constructive algorithms,sortings', 1, 1, '1707988179'),
('Potions (Easy Version)', 'ss303', '1526C1', 'https://codeforces.com/problemset/problem/1526/C1', 1500, 'brute force,data structures,dp,greedy', 1, 3, '1707032424'),
('Potions (Hard Version)', 'ss303', '1526C2', 'https://codeforces.com/problemset/problem/1526/C2', 1600, 'data structures,greedy', 1, 1, '1707032443'),
('Array Reodering', 'ss303', '1535B', 'https://codeforces.com/problemset/problem/1535/B', 900, 'brute force,greedy,math,number theory,sortings', 1, 7, '1676653026'),
('Air Conditioners', 'ss303', '1547E', 'https://codeforces.com/problemset/problem/1547/E', 1500, 'data structures,dp,implementation,shortest paths,sortings,two pointers', 1, 2, '1707583306'),
('Web of Lies', 'ss303', '1549C', 'https://codeforces.com/problemset/problem/1549/C', 1400, 'graphs,greedy', 1, 1, '1706597797'),
('Penalty', 'ss303', '1553C', 'https://codeforces.com/problemset/problem/1553/C', 1200, 'bitmasks,brute force,dp,greedy', 1, 1, '1669094113'),
('Mocha and Math', 'ss303', '1559A', 'https://codeforces.com/problemset/problem/1559/A', 900, 'bitmasks,constructive algorithms,math', 1, 1, '1676642322'),
('Next Round', 'ss303', '158A', 'https://codeforces.com/problemset/problem/158/A', 800, '*special,implementation', 1, 4, '1641917404'),
('XOR Specia-LIS-t', 'ss303', '1604B', 'https://codeforces.com/problemset/problem/1604/B', 1100, '', 1, 1, '1708059503'),
('Update Files', 'ss303', '1606B', 'https://codeforces.com/problemset/problem/1606/B', 1100, 'greedy,implementation,math', 1, 2, '1707032400'),
('Menorah', 'ss303', '1615C', 'https://codeforces.com/problemset/problem/1615/C', 1600, 'brute force,graphs,greedy,math', 1, 1, '1669494817'),
('Square String?', 'ss303', '1619A', 'https://codeforces.com/problemset/problem/1619/A', 800, 'implementation,strings', 1, 1, '1649655573'),
('Squares and Cubes', 'ss303', '1619B', 'https://codeforces.com/problemset/problem/1619/B', 800, 'implementation,math', 1, 1, '1649748070'),
('Wrong Addition', 'ss303', '1619C', 'https://codeforces.com/problemset/problem/1619/C', 1200, 'implementation', 1, 4, '1707997638'),
('Replace the Numbers', 'ss303', '1620E', 'https://codeforces.com/problemset/problem/1620/E', 1900, 'constructive algorithms,data structures,dsu,implementation', 1, 21, '1641720744'),
('Plus One on the Subset', 'ss303', '1624A', 'https://codeforces.com/problemset/problem/1624/A', 800, 'math', 1, 2, '1641827019'),
('Make AP', 'ss303', '1624B', 'https://codeforces.com/problemset/problem/1624/B', 900, 'implementation,math', 1, 2, '1641835725'),
('Ancient Civilization', 'ss303', '1625A', 'https://codeforces.com/problemset/problem/1625/A', 800, 'bitmasks,greedy,math', 1, 2, '1642017586'),
('Equidistant Letters', 'ss303', '1626A', 'https://codeforces.com/problemset/problem/1626/A', 800, 'constructive algorithms,sortings', 1, 1, '1642346101'),
('Minor Reduction', 'ss303', '1626B', 'https://codeforces.com/problemset/problem/1626/B', 1100, 'greedy,strings', 0, 1, '1642355963'),
('Not Shading', 'ss303', '1627A', 'https://codeforces.com/problemset/problem/1627/A', 800, 'constructive algorithms,implementation', 1, 1, '1642259315'),
('Not Sitting', 'ss303', '1627B', 'https://codeforces.com/problemset/problem/1627/B', 1300, 'games,greedy,sortings', 1, 1, '1642270864'),
('Download More RAM', 'ss303', '1629A', 'https://codeforces.com/problemset/problem/1629/A', 800, 'brute force,greedy,sortings', 1, 1, '1642862937'),
('GCD Arrays', 'ss303', '1629B', 'https://codeforces.com/problemset/problem/1629/B', 800, 'greedy,math,number theory', 1, 1, '1642873357'),
('Min Max Swap', 'ss303', '1631A', 'https://codeforces.com/problemset/problem/1631/A', 800, 'greedy', 1, 1, '1643296443'),
('Fun with Even Subarrays', 'ss303', '1631B', 'https://codeforces.com/problemset/problem/1631/B', 1100, 'dp,greedy', 0, 5, '1643299934'),
('ABC', 'ss303', '1632A', 'https://codeforces.com/problemset/problem/1632/A', 800, 'implementation', 1, 2, '1643555008'),
('Div. 7', 'ss303', '1633A', 'https://codeforces.com/problemset/problem/1633/A', 800, 'brute force', 1, 2, '1643640617'),
('Minority', 'ss303', '1633B', 'https://codeforces.com/problemset/problem/1633/B', 800, 'greedy', 1, 1, '1643641082'),
('Kill the Monster', 'ss303', '1633C', 'https://codeforces.com/problemset/problem/1633/C', 1100, 'brute force,math', 0, 4, '1643649310'),
('Reverse and Concatenate', 'ss303', '1634A', 'https://codeforces.com/problemset/problem/1634/A', 800, 'greedy,strings', 1, 1, '1644159099'),
('Fortune Telling', 'ss303', '1634B', 'https://codeforces.com/problemset/problem/1634/B', 1400, 'bitmasks,math', 1, 1, '1644160164'),
('OKEA', 'ss303', '1634C', 'https://codeforces.com/problemset/problem/1634/C', 1000, 'constructive algorithms', 1, 3, '1644166260'),
('Sorting Parts', 'ss303', '1637A', 'https://codeforces.com/problemset/problem/1637/A', 800, 'brute force,sortings', 1, 2, '1644677634'),
('MEX and Array', 'ss303', '1637B', 'https://codeforces.com/problemset/problem/1637/B', 1100, 'brute force,dp,greedy,math', 1, 1, '1644679596'),
('Andrew and Stones', 'ss303', '1637C', 'https://codeforces.com/problemset/problem/1637/C', 1200, 'greedy,implementation', 0, 3, '1644684617'),
('Doors and Keys', 'ss303', '1644A', 'https://codeforces.com/problemset/problem/1644/A', 800, 'implementation', 1, 1, '1645541219'),
('Anti-Fibonacci Permutation', 'ss303', '1644B', 'https://codeforces.com/problemset/problem/1644/B', 800, 'brute force,constructive algorithms,implementation', 1, 1, '1645543445'),
('Madoka and Math Dad', 'ss303', '1647A', 'https://codeforces.com/problemset/problem/1647/A', 800, 'implementation,math', 1, 3, '1647234507'),
('Game', 'ss303', '1649A', 'https://codeforces.com/problemset/problem/1649/A', 800, 'implementation', 1, 2, '1646708286'),
('Deletions of Two Adjacent Letters', 'ss303', '1650A', 'https://codeforces.com/problemset/problem/1650/A', 800, 'implementation,strings', 1, 1, '1646794926'),
('DIV + MOD', 'ss303', '1650B', 'https://codeforces.com/problemset/problem/1650/B', 900, 'math', 1, 3, '1646829479'),
('Playoff', 'ss303', '1651A', 'https://codeforces.com/problemset/problem/1651/A', 800, 'implementation', 1, 2, '1646923650'),
('Prove Him Wrong', 'ss303', '1651B', 'https://codeforces.com/problemset/problem/1651/B', 800, 'constructive algorithms,greedy', 1, 1, '1646924637'),
('Fault-tolerant Network', 'ss303', '1651C', 'https://codeforces.com/problemset/problem/1651/C', 1500, 'brute force,data structures,implementation', 0, 4, '1646928345'),
('Maximum Cake Tastiness', 'ss303', '1654A', 'https://codeforces.com/problemset/problem/1654/A', 800, 'brute force,greedy,implementation,sortings', 1, 1, '1647789422'),
('Prefix Removals', 'ss303', '1654B', 'https://codeforces.com/problemset/problem/1654/B', 800, 'strings', 0, 2, '1647851595'),
('Good Pairs', 'ss303', '1656A', 'https://codeforces.com/problemset/problem/1656/A', 800, 'math,sortings', 1, 1, '1648186814'),
('Subtract Operation', 'ss303', '1656B', 'https://codeforces.com/problemset/problem/1656/B', 1100, 'data structures,greedy,math,two pointers', 0, 2, '1648188543'),
('Integer Moves', 'ss303', '1657A', 'https://codeforces.com/problemset/problem/1657/A', 800, 'brute force,math', 1, 1, '1647961408'),
('XY Sequence', 'ss303', '1657B', 'https://codeforces.com/problemset/problem/1657/B', 800, 'greedy', 1, 2, '1647963227'),
('Bracket Sequence Deletion', 'ss303', '1657C', 'https://codeforces.com/problemset/problem/1657/C', 1200, 'greedy,implementation', 1, 1, '1647995644'),
('Marin and Photoshoot', 'ss303', '1658A', 'https://codeforces.com/problemset/problem/1658/A', 800, 'constructive algorithms,implementation,math', 1, 1, '1648434817'),
('Marin and Anti-coprime Permutation', 'ss303', '1658B', 'https://codeforces.com/problemset/problem/1658/B', 800, 'combinatorics,math,number theory', 1, 1, '1648446883'),
('Vasya and Coins', 'ss303', '1660A', 'https://codeforces.com/problemset/problem/1660/A', 800, 'greedy,math', 1, 1, '1648738608'),
('Vlad and Candies', 'ss303', '1660B', 'https://codeforces.com/problemset/problem/1660/B', 800, 'math', 1, 1, '1648739442'),
('Get an Even String', 'ss303', '1660C', 'https://codeforces.com/problemset/problem/1660/C', 1300, 'dp,greedy,strings', 1, 4, '1648790839'),
('Array Balancing', 'ss303', '1661A', 'https://codeforces.com/problemset/problem/1661/A', 800, 'greedy,math', 1, 1, '1649516067'),
('Water the Trees', 'ss303', '1661C', 'https://codeforces.com/problemset/problem/1661/C', 1700, 'binary search,greedy,math', 0, 2, '1712165089'),
('Who Tested?', 'ss303', '1663A', 'https://codeforces.com/problemset/problem/1663/A', 0, '*special,expression parsing,trees', 1, 2, '1648826803'),
('Mike\'s Sequence', 'ss303', '1663B', 'https://codeforces.com/problemset/problem/1663/B', 0, '*special,divide and conquer,implementation,math', 0, 3, '1648827437'),
('Pōja Verdon', 'ss303', '1663C', 'https://codeforces.com/problemset/problem/1663/C', 0, '*special,implementation,math', 0, 7, '1648828746'),
('GCD vs LCM', 'ss303', '1665A', 'https://codeforces.com/problemset/problem/1665/A', 800, 'constructive algorithms,math', 1, 1, '1649428854'),
('Array Cloning Technique', 'ss303', '1665B', 'https://codeforces.com/problemset/problem/1665/B', 900, 'constructive algorithms,greedy,sortings', 1, 5, '1649489962'),
('Connect the Points', 'ss303', '1666C', 'https://codeforces.com/problemset/problem/1666/C', 1800, 'brute force,constructive algorithms,geometry', 0, 5, '1649853699'),
('Deletive Editing', 'ss303', '1666D', 'https://codeforces.com/problemset/problem/1666/D', 900, 'greedy', 1, 1, '1649839452'),
('Labyrinth', 'ss303', '1666L', 'https://codeforces.com/problemset/problem/1666/L', 1800, 'dfs and similar,graphs', 0, 7, '1649858063'),
('Dolce Vita', 'ss303', '1671C', 'https://codeforces.com/problemset/problem/1671/C', 1200, 'binary search,brute force,greedy,math', 0, 2, '1650738721'),
('Palindromic Indices', 'ss303', '1682A', 'https://codeforces.com/problemset/problem/1682/A', 800, 'greedy,strings', 1, 1, '1653276843'),
('Everything Everywhere All But One', 'ss303', '1686A', 'https://codeforces.com/problemset/problem/1686/A', 800, 'greedy', 1, 1, '1653534381'),
('Odd Subarrays', 'ss303', '1686B', 'https://codeforces.com/problemset/problem/1686/B', 800, 'dp,greedy', 1, 1, '1653536595'),
('Circular Local MiniMax', 'ss303', '1686C', 'https://codeforces.com/problemset/problem/1686/C', 1100, 'constructive algorithms,greedy,sortings', 0, 1, '1653562785'),
('Cirno\'s Perfect Bitmasks Classroom', 'ss303', '1688A', 'https://codeforces.com/problemset/problem/1688/A', 800, 'bitmasks,brute force', 1, 1, '1654268895'),
('Patchouli\'s Magical Talisman', 'ss303', '1688B', 'https://codeforces.com/problemset/problem/1688/B', 800, 'bitmasks,constructive algorithms,greedy,sortings', 1, 1, '1654269819'),
('Print a Pedestal (Codeforces logo?)', 'ss303', '1690A', 'https://codeforces.com/problemset/problem/1690/A', 800, 'constructive algorithms,greedy', 1, 1, '1654613374'),
('Array Decrements', 'ss303', '1690B', 'https://codeforces.com/problemset/problem/1690/B', 800, 'greedy,implementation', 1, 2, '1654614320'),
('Restoring the Duration of Tasks', 'ss303', '1690C', 'https://codeforces.com/problemset/problem/1690/C', 800, 'data structures,greedy,implementation', 1, 2, '1654614967'),
('Black and White Stripe', 'ss303', '1690D', 'https://codeforces.com/problemset/problem/1690/D', 1000, 'implementation,two pointers', 1, 1, '1654646412'),
('Beat The Odds', 'ss303', '1691A', 'https://codeforces.com/problemset/problem/1691/A', 800, 'brute force,greedy,math', 1, 1, '1654054580'),
('Shoe Shuffling', 'ss303', '1691B', 'https://codeforces.com/problemset/problem/1691/B', 1000, 'constructive algorithms,greedy,implementation,two pointers', 1, 1, '1654066218'),
('Sum of Substrings', 'ss303', '1691C', 'https://codeforces.com/problemset/problem/1691/C', 1400, 'brute force,constructive algorithms,greedy,math,strings', 0, 3, '1654137713'),
('Marathon', 'ss303', '1692A', 'https://codeforces.com/problemset/problem/1692/A', 800, 'implementation', 1, 1, '1655217513'),
('All Distinct', 'ss303', '1692B', 'https://codeforces.com/problemset/problem/1692/B', 800, 'greedy,sortings', 1, 1, '1655217852'),
('Where\'s the Bishop?', 'ss303', '1692C', 'https://codeforces.com/problemset/problem/1692/C', 800, 'implementation', 1, 1, '1655219035'),
('The Clock', 'ss303', '1692D', 'https://codeforces.com/problemset/problem/1692/D', 1100, 'brute force,implementation', 1, 1, '1655222928'),
('Binary Deque', 'ss303', '1692E', 'https://codeforces.com/problemset/problem/1692/E', 1200, 'binary search,implementation,two pointers', 0, 1, '1655223720'),
('Creep', 'ss303', '1694A', 'https://codeforces.com/problemset/problem/1694/A', 800, 'greedy,implementation', 1, 1, '1655391066'),
('Paranoid String', 'ss303', '1694B', 'https://codeforces.com/problemset/problem/1694/B', 1200, 'constructive algorithms,greedy', 1, 1, '1655393372'),
('Directional Increase', 'ss303', '1694C', 'https://codeforces.com/problemset/problem/1694/C', 1300, 'greedy', 1, 1, '1655394385'),
('Fake Plastic Trees', 'ss303', '1694D', 'https://codeforces.com/problemset/problem/1694/D', 1700, 'dfs and similar,dp,greedy,trees', 0, 2, '1655399566'),
('Subrectangle Guess', 'ss303', '1695A', 'https://codeforces.com/problemset/problem/1695/A', 800, 'games', 1, 2, '1655564692'),
('Circle Game', 'ss303', '1695B', 'https://codeforces.com/problemset/problem/1695/B', 1000, 'games,greedy', 1, 1, '1655565472'),
('Zero Path', 'ss303', '1695C', 'https://codeforces.com/problemset/problem/1695/C', 1700, 'brute force,data structures,dp,graphs,greedy,shortest paths', 1, 17, '1691615152'),
('XOR Mixup', 'ss303', '1698A', 'https://codeforces.com/problemset/problem/1698/A', 800, 'bitmasks,brute force', 1, 1, '1656575179'),
('Rising Sand', 'ss303', '1698B', 'https://codeforces.com/problemset/problem/1698/B', 800, 'constructive algorithms,greedy,implementation', 0, 1, '1656579522'),
('Train and Queries', 'ss303', '1702C', 'https://codeforces.com/problemset/problem/1702/C', 1100, 'data structures,greedy', 1, 2, '1669495009'),
('Two 0-1 Sequences', 'ss303', '1704A', 'https://codeforces.com/problemset/problem/1704/A', 800, 'constructive algorithms,greedy', 1, 1, '1669495359'),
('Luke is a Foodie', 'ss303', '1704B', 'https://codeforces.com/problemset/problem/1704/B', 1000, 'brute force,greedy,implementation', 1, 1, '1669495333'),
('Virus', 'ss303', '1704C', 'https://codeforces.com/problemset/problem/1704/C', 1200, 'greedy,implementation,sortings', 1, 1, '1669495297'),
('Mark and His Unfinished Essay', 'ss303', '1705C', 'https://codeforces.com/problemset/problem/1705/C', 1400, 'brute force,implementation', 1, 7, '1664903362'),
('Another String Minimization Problem', 'ss303', '1706A', 'https://codeforces.com/problemset/problem/1706/A', 800, '2-sat,constructive algorithms,greedy,string suffix structures,strings', 1, 1, '1669494444'),
('Making Towers', 'ss303', '1706B', 'https://codeforces.com/problemset/problem/1706/B', 1100, 'dp,greedy,math', 1, 1, '1669495410'),
('Three Doors', 'ss303', '1709A', 'https://codeforces.com/problemset/problem/1709/A', 800, 'brute force,greedy,implementation,math', 1, 1, '1669495385'),
('Fighting Tournament', 'ss303', '1719C', 'https://codeforces.com/problemset/problem/1719/C', 1400, 'binary search,data structures,implementation,two pointers', 1, 2, '1662786284'),
('Spell Check', 'ss303', '1722A', 'https://codeforces.com/problemset/problem/1722/A', 800, 'implementation', 1, 1, '1669495278'),
('Colourblindness', 'ss303', '1722B', 'https://codeforces.com/problemset/problem/1722/B', 800, 'implementation', 1, 1, '1669495260'),
('Word Game', 'ss303', '1722C', 'https://codeforces.com/problemset/problem/1722/C', 800, 'data structures,implementation', 1, 1, '1669495229'),
('Line', 'ss303', '1722D', 'https://codeforces.com/problemset/problem/1722/D', 1100, 'greedy,sortings', 1, 1, '1669495203'),
('Counting Rectangles', 'ss303', '1722E', 'https://codeforces.com/problemset/problem/1722/E', 1600, 'brute force,data structures,dp,implementation', 1, 1, '1669495178'),
('Basketball Together', 'ss303', '1725B', 'https://codeforces.com/problemset/problem/1725/B', 1000, 'binary search,greedy,sortings', 1, 1, '1663319793'),
('Colored Balls: Revisited', 'ss303', '1728A', 'https://codeforces.com/problemset/problem/1728/A', 800, 'brute force,greedy,implementation,sortings', 1, 1, '1669495107'),
('Best Permutation', 'ss303', '1728B', 'https://codeforces.com/problemset/problem/1728/B', 800, 'constructive algorithms,greedy', 1, 1, '1669495085'),
('Digital Logarithm', 'ss303', '1728C', 'https://codeforces.com/problemset/problem/1728/C', 1400, 'data structures,greedy,sortings', 1, 1, '1669495034'),
('Two Elevators', 'ss303', '1729A', 'https://codeforces.com/problemset/problem/1729/A', 800, 'math', 1, 1, '1669494911'),
('Decode String', 'ss303', '1729B', 'https://codeforces.com/problemset/problem/1729/B', 800, 'greedy,strings', 1, 1, '1669494887'),
('Jumping on Tiles', 'ss303', '1729C', 'https://codeforces.com/problemset/problem/1729/C', 1100, 'constructive algorithms,strings', 1, 5, '1669494849'),
('Joey Takes Money', 'ss303', '1731A', 'https://codeforces.com/problemset/problem/1731/A', 800, 'greedy,math', 1, 1, '1672151967'),
('Kill Demodogs', 'ss303', '1731B', 'https://codeforces.com/problemset/problem/1731/B', 1100, 'greedy,math', 1, 2, '1672296206'),
('Even Subarrays', 'ss303', '1731C', 'https://codeforces.com/problemset/problem/1731/C', 1700, 'bitmasks,brute force,hashing,math,number theory', 1, 22, '1672297344'),
('Consecutive Sum', 'ss303', '1733A', 'https://codeforces.com/problemset/problem/1733/A', 800, 'greedy,sortings', 1, 1, '1663648573'),
('Glory Addicts', 'ss303', '1738A', 'https://codeforces.com/problemset/problem/1738/A', 800, 'greedy,implementation,sortings', 1, 1, '1664700980'),
('Immobile Knight', 'ss303', '1739A', 'https://codeforces.com/problemset/problem/1739/A', 800, 'implementation', 1, 1, '1669494703'),
('Array Recovery', 'ss303', '1739B', 'https://codeforces.com/problemset/problem/1739/B', 1100, 'constructive algorithms,greedy,math', 1, 1, '1669494675'),
('Factorise N+M', 'ss303', '1740A', 'https://codeforces.com/problemset/problem/1740/A', 800, 'constructive algorithms,number theory', 1, 1, '1669494399'),
('Jumbo Extra Cheese 2', 'ss303', '1740B', 'https://codeforces.com/problemset/problem/1740/B', 800, 'geometry,greedy,sortings', 1, 1, '1669494371'),
('Bricks and Bags', 'ss303', '1740C', 'https://codeforces.com/problemset/problem/1740/C', 1400, 'constructive algorithms,games,greedy,sortings', 1, 1, '1669494237'),
('Sum', 'ss303', '1742A', 'https://codeforces.com/problemset/problem/1742/A', 800, 'implementation', 1, 1, '1669494654'),
('Increasing', 'ss303', '1742B', 'https://codeforces.com/problemset/problem/1742/B', 800, 'greedy,implementation,sortings', 1, 1, '1669494615'),
('Stripes', 'ss303', '1742C', 'https://codeforces.com/problemset/problem/1742/C', 900, 'implementation', 1, 2, '1669494579'),
('Save the Magazines', 'ss303', '1743C', 'https://codeforces.com/problemset/problem/1743/C', 1100, 'constructive algorithms,dp,greedy', 1, 3, '1666100478'),
('Traffic Light', 'ss303', '1744C', 'https://codeforces.com/problemset/problem/1744/C', 1000, 'binary search,implementation,two pointers', 1, 2, '1666326699'),
('Maxmina', 'ss303', '1746A', 'https://codeforces.com/problemset/problem/1746/A', 800, 'constructive algorithms,greedy', 1, 1, '1669494557'),
('Rebellion', 'ss303', '1746B', 'https://codeforces.com/problemset/problem/1746/B', 800, 'constructive algorithms,greedy,two pointers', 1, 1, '1669494532'),
('Two Groups', 'ss303', '1747A', 'https://codeforces.com/problemset/problem/1747/A', 800, 'constructive algorithms,greedy', 1, 3, '1669494158'),
('BAN BAN', 'ss303', '1747B', 'https://codeforces.com/problemset/problem/1747/B', 900, 'constructive algorithms', 1, 1, '1669494128'),
('Swap Game', 'ss303', '1747C', 'https://codeforces.com/problemset/problem/1747/C', 1200, 'games', 1, 1, '1669494104'),
('Yet Another Problem', 'ss303', '1747D', 'https://codeforces.com/problemset/problem/1747/D', 1900, 'binary search,bitmasks,constructive algorithms,data structures', 1, 1, '1669494083'),
('The Ultimate Square', 'ss303', '1748A', 'https://codeforces.com/problemset/problem/1748/A', 800, 'math', 1, 1, '1669493809'),
('Diverse Substrings', 'ss303', '1748B', 'https://codeforces.com/problemset/problem/1748/B', 1400, 'brute force,implementation,strings', 1, 1, '1669493788'),
('Zero-Sum Prefixes', 'ss303', '1748C', 'https://codeforces.com/problemset/problem/1748/C', 1600, 'brute force,data structures,dp,greedy,implementation', 1, 1, '1669493763'),
('Cowardly Rooks', 'ss303', '1749A', 'https://codeforces.com/problemset/problem/1749/A', 800, 'greedy,implementation', 1, 1, '1669494491'),
('Indirect Sort', 'ss303', '1750A', 'https://codeforces.com/problemset/problem/1750/A', 800, 'constructive algorithms,implementation,math', 1, 1, '1669494021'),
('Maximum Substring', 'ss303', '1750B', 'https://codeforces.com/problemset/problem/1750/B', 800, 'brute force,greedy,implementation', 1, 4, '1669493954'),
('Complementary XOR', 'ss303', '1750C', 'https://codeforces.com/problemset/problem/1750/C', 1400, 'constructive algorithms,implementation', 1, 1, '1669493915'),
('Technical Support', 'ss303', '1754A', 'https://codeforces.com/problemset/problem/1754/A', 800, 'greedy', 1, 3, '1666632033'),
('SSeeeeiinngg DDoouubbllee', 'ss303', '1758A', 'https://codeforces.com/problemset/problem/1758/A', 800, 'constructive algorithms,strings', 1, 1, '1669493266'),
('XOR = Average', 'ss303', '1758B', 'https://codeforces.com/problemset/problem/1758/B', 900, 'constructive algorithms', 1, 1, '1669493598'),
('Doremy\'s Paint', 'ss303', '1764A', 'https://codeforces.com/problemset/problem/1764/A', 800, 'greedy', 1, 1, '1669495869'),
('Doremy\'s Perfect Math Class', 'ss303', '1764B', 'https://codeforces.com/problemset/problem/1764/B', 900, 'math,number theory', 1, 1, '1669497115'),
('Extremely Round', 'ss303', '1766A', 'https://codeforces.com/problemset/problem/1766/A', 800, 'brute force,implementation', 1, 1, '1670863168'),
('Notepad#', 'ss303', '1766B', 'https://codeforces.com/problemset/problem/1766/B', 1000, 'implementation', 1, 1, '1670863344'),
('Hamiltonian Wall', 'ss303', '1766C', 'https://codeforces.com/problemset/problem/1766/C', 1300, 'dp,implementation', 1, 1, '1670863373'),
('Lucky Chains', 'ss303', '1766D', 'https://codeforces.com/problemset/problem/1766/D', 1600, 'math,number theory', 1, 7, '1670948424'),
('Greatest Convex', 'ss303', '1768A', 'https://codeforces.com/problemset/problem/1768/A', 800, 'greedy,math,number theory', 1, 1, '1672929473'),
('Quick Sort', 'ss303', '1768B', 'https://codeforces.com/problemset/problem/1768/B', 900, 'greedy,math', 1, 1, '1672930235'),
('Elemental Decompress', 'ss303', '1768C', 'https://codeforces.com/problemset/problem/1768/C', 1300, 'constructive algorithms,greedy,implementation,sortings', 1, 3, '1672933329'),
('Koxia and Whiteboards', 'ss303', '1770A', 'https://codeforces.com/problemset/problem/1770/A', 1000, 'brute force,greedy', 1, 5, '1672578901'),
('Koxia and Permutation', 'ss303', '1770B', 'https://codeforces.com/problemset/problem/1770/B', 1000, 'constructive algorithms', 1, 2, '1672412814'),
('Koxia and Number Theory', 'ss303', '1770C', 'https://codeforces.com/problemset/problem/1770/C', 1700, 'brute force,chinese remainder theorem,math,number theory', 1, 3, '1672422232'),
('Everybody Likes Good Arrays!', 'ss303', '1777A', 'https://codeforces.com/problemset/problem/1777/A', 800, 'greedy,math', 1, 1, '1674312620'),
('Emordnilap', 'ss303', '1777B', 'https://codeforces.com/problemset/problem/1777/B', 900, 'combinatorics,greedy,math', 1, 1, '1674312639'),
('Least Prefix Sum', 'ss303', '1779C', 'https://codeforces.com/problemset/problem/1779/C', 1600, 'data structures,greedy', 1, 6, '1681892067'),
('Hayato and School', 'ss303', '1780A', 'https://codeforces.com/problemset/problem/1780/A', 800, 'constructive algorithms,greedy', 1, 1, '1674657980'),
('GCD Partition', 'ss303', '1780B', 'https://codeforces.com/problemset/problem/1780/B', 1100, 'brute force,greedy,math,number theory', 1, 1, '1674659287'),
('Equal Frequencies', 'ss303', '1781C', 'https://codeforces.com/problemset/problem/1781/C', 1600, 'brute force,constructive algorithms,greedy,implementation,sortings,strings', 1, 2, '1681765696'),
('Make it Beautiful', 'ss303', '1783A', 'https://codeforces.com/problemset/problem/1783/A', 800, 'constructive algorithms,math,sortings', 1, 1, '1674459851'),
('Exponential Equation', 'ss303', '1787A', 'https://codeforces.com/problemset/problem/1787/A', 800, 'constructive algorithms,math', 1, 3, '1675058394'),
('Number Factorization', 'ss303', '1787B', 'https://codeforces.com/problemset/problem/1787/B', 1100, 'greedy,math,number theory', 1, 1, '1675058417'),
('Remove the Bracket', 'ss303', '1787C', 'https://codeforces.com/problemset/problem/1787/C', 1600, 'dp,greedy,math', 1, 1, '1675065839'),
('One and Two', 'ss303', '1788A', 'https://codeforces.com/problemset/problem/1788/A', 800, 'brute force,implementation,math', 1, 1, '1675991841'),
('Sum of Two Numbers', 'ss303', '1788B', 'https://codeforces.com/problemset/problem/1788/B', 1100, 'constructive algorithms,greedy,implementation,math,probabilities', 1, 7, '1675995317'),
('Matching Numbers', 'ss303', '1788C', 'https://codeforces.com/problemset/problem/1788/C', 1300, 'constructive algorithms,greedy,math', 1, 3, '1676705206'),
('Serval and Mocha\'s Array', 'ss303', '1789A', 'https://codeforces.com/problemset/problem/1789/A', 800, 'brute force,math,number theory', 1, 1, '1677335389'),
('Serval and Inversion Magic', 'ss303', '1789B', 'https://codeforces.com/problemset/problem/1789/B', 800, 'brute force,implementation,strings,two pointers', 1, 3, '1677336500'),
('Polycarp and the Day of Pi', 'ss303', '1790A', 'https://codeforces.com/problemset/problem/1790/A', 800, 'implementation,math,strings', 1, 1, '1674830364'),
('Taisia and Dice', 'ss303', '1790B', 'https://codeforces.com/problemset/problem/1790/B', 800, 'greedy,greedy,math', 1, 1, '1674831588'),
('Premutation', 'ss303', '1790C', 'https://codeforces.com/problemset/problem/1790/C', 1000, 'brute force,implementation,math', 1, 1, '1674832390'),
('Matryoshkas', 'ss303', '1790D', 'https://codeforces.com/problemset/problem/1790/D', 1200, 'data structures,greedy,sortings', 1, 1, '1674834296'),
('Vlad and a Pair of Numbers', 'ss303', '1790E', 'https://codeforces.com/problemset/problem/1790/E', 1400, 'bitmasks,constructive algorithms', 1, 1, '1674835492'),
('Teleporters (Easy Version)', 'ss303', '1791G1', 'https://codeforces.com/problemset/problem/1791/G1', 1100, 'greedy,sortings', 1, 1, '1676696952'),
('GamingForces', 'ss303', '1792A', 'https://codeforces.com/problemset/problem/1792/A', 800, 'greedy,sortings', 1, 1, '1674579981'),
('Stand-up Comedian', 'ss303', '1792B', 'https://codeforces.com/problemset/problem/1792/B', 1200, 'greedy,math', 1, 4, '1674581592'),
('Fedya and Array', 'ss303', '1793B', 'https://codeforces.com/problemset/problem/1793/B', 1100, 'constructive algorithms,math', 1, 2, '1676695427'),
('Dora and Search', 'ss303', '1793C', 'https://codeforces.com/problemset/problem/1793/C', 1200, 'constructive algorithms,data structures,two pointers', 1, 1, '1676644677'),
('Scoring Subsequences', 'ss303', '1794C', 'https://codeforces.com/problemset/problem/1794/C', 1300, 'binary search,greedy,math,two pointers', 1, 1, '1680347079'),
('Ideal Point', 'ss303', '1795B', 'https://codeforces.com/problemset/problem/1795/B', 900, 'brute force,geometry,greedy', 0, 1, '1676563132'),
('Li Hua and Maze', 'ss303', '1797A', 'https://codeforces.com/problemset/problem/1797/A', 800, 'constructive algorithms,flows,graphs,greedy,implementation', 1, 2, '1680963585'),
('Li Hua and Pattern', 'ss303', '1797B', 'https://codeforces.com/problemset/problem/1797/B', 1100, 'constructive algorithms,greedy', 1, 5, '1680965526'),
('Li Hua and Chess', 'ss303', '1797C', 'https://codeforces.com/problemset/problem/1797/C', 1600, 'constructive algorithms,greedy,interactive', 1, 8, '1681160762'),
('Equalize by Divide', 'ss303', '1799B', 'https://codeforces.com/problemset/problem/1799/B', 1200, 'brute force,constructive algorithms,greedy,math', 1, 1, '1680205085'),
('Is It a Cat?', 'ss303', '1800A', 'https://codeforces.com/problemset/problem/1800/A', 800, 'implementation,strings', 1, 1, '1677827774'),
('Count the Number of Pairs', 'ss303', '1800B', 'https://codeforces.com/problemset/problem/1800/B', 1000, 'greedy,strings', 1, 1, '1677836528'),
('Likes', 'ss303', '1802A', 'https://codeforces.com/problemset/problem/1802/A', 800, 'greedy,implementation', 0, 1, '1678539231'),
('Settlement of Guinea Pigs', 'ss303', '1802B', 'https://codeforces.com/problemset/problem/1802/B', 1000, 'greedy,implementation,math', 1, 2, '1678416746'),
('We Need the Zero', 'ss303', '1805A', 'https://codeforces.com/problemset/problem/1805/A', 800, 'bitmasks,brute force', 1, 1, '1680447199'),
('The String Has a Target', 'ss303', '1805B', 'https://codeforces.com/problemset/problem/1805/B', 800, 'greedy,strings', 1, 3, '1680448451'),
('Place for a Selfie', 'ss303', '1805C', 'https://codeforces.com/problemset/problem/1805/C', 1400, 'binary search,data structures,geometry,math', 1, 7, '1680456016'),
('Plus or Minus', 'ss303', '1807A', 'https://codeforces.com/problemset/problem/1807/A', 800, 'implementation', 1, 1, '1679237898'),
('Grab the Candies', 'ss303', '1807B', 'https://codeforces.com/problemset/problem/1807/B', 800, 'greedy', 1, 1, '1679238237'),
('Find and Replace', 'ss303', '1807C', 'https://codeforces.com/problemset/problem/1807/C', 800, 'greedy,implementation,strings', 1, 1, '1679238501'),
('Odd Queries', 'ss303', '1807D', 'https://codeforces.com/problemset/problem/1807/D', 900, 'data structures,implementation', 1, 1, '1679239231'),
('Interview', 'ss303', '1807E', 'https://codeforces.com/problemset/problem/1807/E', 1300, 'binary search,implementation,interactive', 1, 2, '1679241380'),
('Lucky Numbers', 'ss303', '1808A', 'https://codeforces.com/problemset/problem/1808/A', 900, 'brute force,implementation', 1, 1, '1680081265'),
('Playing in a Casino', 'ss303', '1808B', 'https://codeforces.com/problemset/problem/1808/B', 1200, 'math,sortings', 1, 2, '1680089354'),
('Points on Plane', 'ss303', '1809B', 'https://codeforces.com/problemset/problem/1809/B', 1000, 'binary search,greedy,math', 1, 1, '1679904211'),
('Sum on Subarrays', 'ss303', '1809C', 'https://codeforces.com/problemset/problem/1809/C', 1500, 'constructive algorithms,greedy,math', 1, 4, '1680178141'),
('Insert Digit', 'ss303', '1811A', 'https://codeforces.com/problemset/problem/1811/A', 800, 'greedy,math,strings', 1, 1, '1680619285'),
('Conveyor Belts', 'ss303', '1811B', 'https://codeforces.com/problemset/problem/1811/B', 1000, 'implementation,math', 1, 1, '1680619621'),
('Are You a Robot?', 'ss303', '1812A', 'https://codeforces.com/problemset/problem/1812/A', 0, '*special,*special,*special,expression parsing,strings', 1, 1, '1680365816'),
('Was it Rated?', 'ss303', '1812B', 'https://codeforces.com/problemset/problem/1812/B', 0, '*special,*special,*special,brute force,implementation', 0, 23, '1680366762'),
('JoJo\'s Incredible Adventures', 'ss303', '1820B', 'https://codeforces.com/problemset/problem/1820/B', 1100, 'math,strings,two pointers', 1, 3, '1683045587'),
('Strongly Composite', 'ss303', '1823C', 'https://codeforces.com/problemset/problem/1823/C', 1300, 'greedy,math,number theory', 1, 4, '1682696608'),
('Lunatic Never Content', 'ss303', '1826B', 'https://codeforces.com/problemset/problem/1826/B', 1100, 'math,number theory', 1, 1, '1687678389'),
('Grasshopper on a Line', 'ss303', '1837A', 'https://codeforces.com/problemset/problem/1837/A', 800, 'constructive algorithms,math', 1, 1, '1685025885'),
('Comparison String', 'ss303', '1837B', 'https://codeforces.com/problemset/problem/1837/B', 900, 'greedy', 1, 4, '1685027346'),
('Best Binary String', 'ss303', '1837C', 'https://codeforces.com/problemset/problem/1837/C', 1000, 'constructive algorithms,greedy', 1, 1, '1685027896'),
('Bracket Coloring', 'ss303', '1837D', 'https://codeforces.com/problemset/problem/1837/D', 1400, 'constructive algorithms,greedy', 1, 2, '1685032071'),
('Tenzing and Tsondu', 'ss303', '1842A', 'https://codeforces.com/problemset/problem/1842/A', 800, 'games,math', 1, 1, '1687620040'),
('Tenzing and Books', 'ss303', '1842B', 'https://codeforces.com/problemset/problem/1842/B', 1100, 'bitmasks,greedy,math', 1, 1, '1687619448'),
('Monsters', 'ss303', '1849B', 'https://codeforces.com/problemset/problem/1849/B', 1000, 'greedy,math,sortings', 1, 2, '1695479693'),
('Cardboard for Pictures', 'ss303', '1850E', 'https://codeforces.com/problemset/problem/1850/E', 1100, 'binary search,geometry,implementation,math', 1, 1, '1689961644'),
('We Were Both Children', 'ss303', '1850F', 'https://codeforces.com/problemset/problem/1850/F', 1300, 'brute force,implementation,math,number theory', 0, 1, '1689962614'),
('The Morning Star', 'ss303', '1850G', 'https://codeforces.com/problemset/problem/1850/G', 1500, 'combinatorics,data structures,geometry,implementation,math,sortings', 1, 2, '1691816307'),
('Dual (Easy Version)', 'ss303', '1855C1', 'https://codeforces.com/problemset/problem/1855/C1', 1400, 'constructive algorithms', 1, 1, '1691142255'),
('Dual (Hard Version)', 'ss303', '1855C2', 'https://codeforces.com/problemset/problem/1855/C2', 1900, 'constructive algorithms,math', 0, 7, '1691144837');
INSERT INTO `problems` (`Name`, `Solved_By`, `Problem_ID`, `Link`, `Rating`, `Tags`, `Solved`, `Attempted`, `Last_Update`) VALUES
('United We Stand', 'ss303', '1859A', 'https://codeforces.com/problemset/problem/1859/A', 800, 'constructive algorithms,math,number theory', 1, 1, '1691901393'),
('Olya and Game with Arrays', 'ss303', '1859B', 'https://codeforces.com/problemset/problem/1859/B', 1000, 'constructive algorithms,greedy,math,sortings', 1, 1, '1691901429'),
('Another Permutation Problem', 'ss303', '1859C', 'https://codeforces.com/problemset/problem/1859/C', 1200, 'brute force,dp,greedy,math', 1, 1, '1691903411'),
('Flower City Fence', 'ss303', '1862C', 'https://codeforces.com/problemset/problem/1862/C', 1100, 'binary search,data structures,implementation,sortings', 1, 1, '1693041465'),
('Effects of Anti Pimples', 'ss303', '1876B', 'https://codeforces.com/problemset/problem/1876/B', 1500, 'combinatorics,number theory,sortings', 1, 7, '1706769509'),
('Look Back', 'ss303', '1883E', 'https://codeforces.com/problemset/problem/1883/E', 1700, 'bitmasks,greedy', 1, 13, '1706852896'),
('Medium Design', 'ss303', '1884C', 'https://codeforces.com/problemset/problem/1884/C', 1700, 'brute force,data structures,dp,greedy,sortings', 0, 2, '1707322680'),
('Milena and Admirer', 'ss303', '1898B', 'https://codeforces.com/problemset/problem/1898/B', 1500, 'greedy,math', 1, 1, '1706250452'),
('Add, Divide and Floor', 'ss303', '1901C', 'https://codeforces.com/problemset/problem/1901/C', 1400, 'constructive algorithms,greedy,math', 1, 4, '1705509618'),
('Yet Another Monster Fight', 'ss303', '1901D', 'https://codeforces.com/problemset/problem/1901/D', 1700, 'binary search,dp,greedy,implementation,math', 0, 9, '1705513991'),
('Theofanis\' Nightmare', 'ss303', '1903C', 'https://codeforces.com/problemset/problem/1903/C', 1400, 'constructive algorithms,greedy', 1, 1, '1705945366'),
('Make Almost Equal With Mod', 'ss303', '1909B', 'https://codeforces.com/problemset/problem/1909/B', 1200, 'bitmasks,constructive algorithms,math,number theory', 0, 1, '1703745195'),
('Heavy Intervals', 'ss303', '1909C', 'https://codeforces.com/problemset/problem/1909/C', 1400, 'constructive algorithms,data structures,dsu,greedy,math,sortings', 1, 3, '1715248224'),
('Programming Competition', 'ss303', '1914F', 'https://codeforces.com/problemset/problem/1914/F', 1900, 'dfs and similar,dp,graph matchings,greedy,trees', 1, 1, '1703675209'),
('2023', 'ss303', '1916A', 'https://codeforces.com/problemset/problem/1916/A', 800, 'constructive algorithms,implementation,math,number theory', 1, 1, '1703948228'),
('Two Divisors', 'ss303', '1916B', 'https://codeforces.com/problemset/problem/1916/B', 1000, 'constructive algorithms,math,number theory', 1, 1, '1703948772'),
('Training Before the Olympiad', 'ss303', '1916C', 'https://codeforces.com/problemset/problem/1916/C', 1200, 'constructive algorithms,games,greedy,implementation,math', 1, 1, '1703951709'),
('Mathematical Problem', 'ss303', '1916D', 'https://codeforces.com/problemset/problem/1916/D', 1700, 'brute force,constructive algorithms,geometry,math', 1, 1, '1703968122'),
('XOR-distance', 'ss303', '1918C', 'https://codeforces.com/problemset/problem/1918/C', 1400, 'bitmasks,greedy,implementation,math', 1, 4, '1706697895'),
('Blocking Elements', 'ss303', '1918D', 'https://codeforces.com/problemset/problem/1918/D', 1900, 'binary search,data structures,dp,implementation,two pointers', 0, 1, '1706899625'),
('Grouping Increases', 'ss303', '1919C', 'https://codeforces.com/problemset/problem/1919/C', 1400, 'data structures,dp,greedy', 1, 2, '1705130542'),
('Closest Cities', 'ss303', '1922C', 'https://codeforces.com/problemset/problem/1922/C', 1300, 'greedy,implementation,math', 1, 1, '1705650960'),
('Vlad and Division', 'ss303', '1926D', 'https://codeforces.com/problemset/problem/1926/D', 1300, 'bitmasks,greedy', 1, 1, '1708496531'),
('Vlad and an Odd Ordering', 'ss303', '1926E', 'https://codeforces.com/problemset/problem/1926/E', 1500, 'binary search,bitmasks,data structures,dp,implementation,math,number theory', 1, 1, '1708516868'),
('Make it White', 'ss303', '1927A', 'https://codeforces.com/problemset/problem/1927/A', 800, 'greedy,strings', 1, 1, '1707231060'),
('Following the String', 'ss303', '1927B', 'https://codeforces.com/problemset/problem/1927/B', 900, 'constructive algorithms,greedy,strings', 1, 1, '1707231413'),
('Choose the Different Ones!', 'ss303', '1927C', 'https://codeforces.com/problemset/problem/1927/C', 1000, 'brute force,greedy,math', 1, 2, '1707232801'),
('Find the Different Ones!', 'ss303', '1927D', 'https://codeforces.com/problemset/problem/1927/D', 1300, 'binary search,brute force,data structures,dp,dsu,greedy,two pointers', 1, 2, '1707234756'),
('Klever Permutation', 'ss303', '1927E', 'https://codeforces.com/problemset/problem/1927/E', 1400, 'constructive algorithms,math,two pointers', 1, 1, '1707236301'),
('Recovering a Small String', 'ss303', '1931A', 'https://codeforces.com/problemset/problem/1931/A', 800, 'brute force,strings', 1, 1, '1707835731'),
('Make Equal', 'ss303', '1931B', 'https://codeforces.com/problemset/problem/1931/B', 800, 'greedy', 1, 1, '1707835951'),
('Make Equal Again', 'ss303', '1931C', 'https://codeforces.com/problemset/problem/1931/C', 1000, 'brute force,greedy,math', 1, 3, '1707836670'),
('Divisible Pairs', 'ss303', '1931D', 'https://codeforces.com/problemset/problem/1931/D', 1300, 'combinatorics,math,number theory', 1, 1, '1707838764'),
('Anna and the Valentine\'s Day Gift', 'ss303', '1931E', 'https://codeforces.com/problemset/problem/1931/E', 1400, 'games,greedy,math,sortings', 1, 1, '1707840295'),
('Chat Screenshots', 'ss303', '1931F', 'https://codeforces.com/problemset/problem/1931/F', 1700, 'combinatorics,dfs and similar,graphs', 0, 1, '1707842774'),
('Equal XOR', 'ss303', '1944B', 'https://codeforces.com/problemset/problem/1944/B', 1100, 'bitmasks,constructive algorithms', 1, 2, '1710847046'),
('MEX Game 1', 'ss303', '1944C', 'https://codeforces.com/problemset/problem/1944/C', 1300, 'constructive algorithms,games,greedy', 1, 1, '1710847321'),
('Array Fix', 'ss303', '1948B', 'https://codeforces.com/problemset/problem/1948/B', 1100, 'brute force,dp,greedy,implementation', 1, 2, '1710545490'),
('Arrow Path', 'ss303', '1948C', 'https://codeforces.com/problemset/problem/1948/C', 1300, 'brute force,constructive algorithms,dfs and similar,dp,graphs,shortest paths', 1, 1, '1710543419'),
('Maximize the Largest Component (Easy Version)', 'ss303', '1985H1', 'https://codeforces.com/problemset/problem/1985/H1', 1700, 'brute force,data structures,dfs and similar,dsu,graphs,implementation', 1, 4, '1718818460'),
('Theatre Square', 'ss303', '1A', 'https://codeforces.com/problemset/problem/1/A', 1000, 'math', 1, 3, '1641921708'),
('Dubstep', 'ss303', '208A', 'https://codeforces.com/problemset/problem/208/A', 900, 'strings', 1, 2, '1673256933'),
('k-String', 'ss303', '219A', 'https://codeforces.com/problemset/problem/219/A', 1000, 'implementation,strings', 1, 1, '1681930280'),
('Is your horseshoe on the other hoof?', 'ss303', '228A', 'https://codeforces.com/problemset/problem/228/A', 800, 'implementation', 1, 4, '1650905719'),
('T-primes', 'ss303', '230B', 'https://codeforces.com/problemset/problem/230/B', 1300, 'binary search,implementation,math,number theory', 1, 1, '1674900106'),
('Team', 'ss303', '231A', 'https://codeforces.com/problemset/problem/231/A', 800, 'brute force,greedy', 1, 1, '1649413113'),
('Boy or Girl', 'ss303', '236A', 'https://codeforces.com/problemset/problem/236/A', 800, 'brute force,implementation,strings', 1, 1, '1649413543'),
('Paper Work', 'ss303', '250A', 'https://codeforces.com/problemset/problem/250/A', 1000, 'greedy', 0, 1, '1643715700'),
('Adding Digits', 'ss303', '260A', 'https://codeforces.com/problemset/problem/260/A', 1400, 'implementation,math', 1, 5, '1681937766'),
('Little Girl and Maximum Sum', 'ss303', '276C', 'https://codeforces.com/problemset/problem/276/C', 1500, 'data structures,greedy,implementation,sortings', 1, 3, '1669493834'),
('Winner', 'ss303', '2A', 'https://codeforces.com/problemset/problem/2/A', 1500, 'hashing,implementation', 1, 1, '1662094465'),
('Sereja and Bottles', 'ss303', '315A', 'https://codeforces.com/problemset/problem/315/A', 1400, 'brute force', 1, 4, '1681935038'),
('Sereja and Brackets', 'ss303', '380C', 'https://codeforces.com/problemset/problem/380/C', 2000, 'data structures,schedules', 1, 2, '1669493889'),
('Sereja and Dima', 'ss303', '381A', 'https://codeforces.com/problemset/problem/381/A', 800, 'greedy,implementation,two pointers', 1, 1, '1669494786'),
('Find Color', 'ss303', '40A', 'https://codeforces.com/problemset/problem/40/A', 1300, 'constructive algorithms,geometry,implementation,math', 1, 5, '1676710727'),
('Checkposts', 'ss303', '427C', 'https://codeforces.com/problemset/problem/427/C', 1700, 'dfs and similar,graphs,two pointers', 1, 3, '1676308994'),
('The Child and Zoo', 'ss303', '437D', 'https://codeforces.com/problemset/problem/437/D', 1900, 'dsu,sortings', 1, 2, '1677220917'),
('Sort the Array', 'ss303', '451B', 'https://codeforces.com/problemset/problem/451/B', 1300, 'implementation,sortings', 1, 1, '1681939440'),
('Fedya and Maths', 'ss303', '456B', 'https://codeforces.com/problemset/problem/456/B', 1200, 'math,number theory', 1, 2, '1658136337'),
('Appleman and Card Game', 'ss303', '462B', 'https://codeforces.com/problemset/problem/462/B', 1300, 'greedy', 1, 1, '1681932370'),
('I Wanna Be the Guy', 'ss303', '469A', 'https://codeforces.com/problemset/problem/469/A', 800, 'greedy,implementation', 1, 2, '1650912037'),
('Dreamoon and WiFi', 'ss303', '476B', 'https://codeforces.com/problemset/problem/476/B', 1300, 'bitmasks,brute force,combinatorics,dp,math,probabilities', 1, 1, '1691817732'),
('Given Length and Sum of Digits...', 'ss303', '489C', 'https://codeforces.com/problemset/problem/489/C', 1400, 'dp,greedy,implementation', 1, 5, '1675956516'),
('Watermelon', 'ss303', '4A', 'https://codeforces.com/problemset/problem/4/A', 800, 'brute force,math', 1, 2, '1641907226'),
('Before an Exam', 'ss303', '4B', 'https://codeforces.com/problemset/problem/4/B', 1200, 'constructive algorithms,greedy', 0, 2, '1641907585'),
('Domino piling', 'ss303', '50A', 'https://codeforces.com/problemset/problem/50/A', 800, 'greedy,math', 1, 2, '1649411991'),
('Combination Lock', 'ss303', '540A', 'https://codeforces.com/problemset/problem/540/A', 800, 'implementation', 1, 1, '1669092561'),
('Kefa and Park', 'ss303', '580C', 'https://codeforces.com/problemset/problem/580/C', 1500, 'dfs and similar,graphs,trees', 1, 3, '1646973734'),
('Subsequences', 'ss303', '597C', 'https://codeforces.com/problemset/problem/597/C', 1900, 'data structures,dp', 0, 2, '1706775031'),
('Minimum spanning tree for each edge', 'ss303', '609E', 'https://codeforces.com/problemset/problem/609/E', 2100, 'data structures,dfs and similar,dsu,graphs,trees', 1, 1, '1676310101'),
('Summer Camp', 'ss303', '672A', 'https://codeforces.com/problemset/problem/672/A', 800, 'implementation', 1, 1, '1691769128'),
('Vanya and Fence', 'ss303', '677A', 'https://codeforces.com/problemset/problem/677/A', 800, 'implementation', 1, 1, '1649417294'),
('Young Physicist', 'ss303', '69A', 'https://codeforces.com/problemset/problem/69/A', 1000, 'implementation,math', 1, 1, '1681929618'),
('Triangle', 'ss303', '6A', 'https://codeforces.com/problemset/problem/6/A', 900, 'brute force,geometry', 1, 1, '1691814993'),
('Minimum and Maximum', 'ss303', '730B', 'https://codeforces.com/problemset/problem/730/B', 1800, 'constructive algorithms,interactive', 1, 10, '1692264137'),
('Arpa’s hard exam and Mehrdad’s naive cheat', 'ss303', '742A', 'https://codeforces.com/problemset/problem/742/A', 1000, 'implementation,math,number theory', 1, 2, '1642785439'),
('Chloe and the sequence ', 'ss303', '743B', 'https://codeforces.com/problemset/problem/743/B', 1200, 'binary search,bitmasks,constructive algorithms,implementation', 1, 4, '1708679325'),
('Bear and Big Brother', 'ss303', '791A', 'https://codeforces.com/problemset/problem/791/A', 800, 'implementation', 1, 1, '1649413878'),
('Kalevitch and Chess', 'ss303', '7A', 'https://codeforces.com/problemset/problem/7/A', 1100, 'brute force,constructive algorithms', 1, 3, '1663575417'),
('Set Theory', 'ss303', '856A', 'https://codeforces.com/problemset/problem/856/A', 1600, 'brute force,constructive algorithms', 1, 3, '1669125554'),
('Two Cakes', 'ss303', '911B', 'https://codeforces.com/problemset/problem/911/B', 1200, 'binary search,brute force,implementation', 1, 1, '1707915136'),
('Links and Pearls', 'ss303', '980A', 'https://codeforces.com/problemset/problem/980/A', 900, 'implementation,math', 0, 1, '1669091466');

-- --------------------------------------------------------

--
-- Table structure for table `queries`
--

CREATE TABLE `queries` (
  `fname` varchar(250) NOT NULL,
  `lname` varchar(250) NOT NULL,
  `email` varchar(250) NOT NULL,
  `subject` varchar(250) NOT NULL,
  `message` varchar(500) NOT NULL,
  `id` int(11) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;

--
-- Dumping data for table `queries`
--

INSERT INTO `queries` (`fname`, `lname`, `email`, `subject`, `message`, `id`) VALUES
('sadman', 'saleh', 'u2004030@student.cuet.ac.bd', 'ee', 'first messgage', 2);

-- --------------------------------------------------------

--
-- Table structure for table `registered_people`
--

CREATE TABLE `registered_people` (
  `Email` varchar(100) NOT NULL,
  `Password` varchar(250) NOT NULL,
  `Name` varchar(100) NOT NULL,
  `codeforces_handle` varchar(100) NOT NULL,
  `codeforces_current_rating` int(15) DEFAULT NULL,
  `codeforces_max_rating` int(15) DEFAULT NULL,
  `codeforces_titlephoto` varchar(100) DEFAULT NULL,
  `codeforces_current_rank` varchar(50) DEFAULT NULL,
  `codeforces_max_rank` varchar(50) DEFAULT NULL,
  `Country` varchar(30) NOT NULL,
  `Institute` varchar(100) NOT NULL,
  `Solved` int(20) NOT NULL,
  `Submission` int(20) NOT NULL,
  `Image` varchar(250) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;

--
-- Dumping data for table `registered_people`
--

INSERT INTO `registered_people` (`Email`, `Password`, `Name`, `codeforces_handle`, `codeforces_current_rating`, `codeforces_max_rating`, `codeforces_titlephoto`, `codeforces_current_rank`, `codeforces_max_rank`, `Country`, `Institute`, `Solved`, `Submission`, `Image`) VALUES
('sajibbhattacharjee128@gmail.com', '1234', 'Sojib003_1', '-is-this-dft_', 1413, 1419, 'https://userpic.codeforces.org/no-title.jpg', 'specialist', 'specialist', 'Bangladesh', 'Chittagong University of Engineering and Technology', 162, 400, 'image/person-1.jpg'),
('gg@gmail.com', '1234', 'Sagor Chowdhury', 'b_AHA_r', 1502, 1502, 'https://userpic.codeforces.org/2379103/title/a2c8bcfd81f621df.jpg', 'specialist', 'specialist', 'Bangladesh', 'Chittagong University of Engineering and Technology', 1643, 3764, 'image/WhatsApp Image 2024-04-29 at 00.58.47_5d96ffb2.jpg'),
('u2004008@student.cuet.ac.bd', '1234', 'Ratnajit Dhar', 'ratnajit_dhar', 1352, 1525, 'https://userpic.codeforces.org/844743/title/e142883096d40ba2.jpg', 'pupil', 'specialist', 'Bangladesh', 'Chittagong University of Engineering and Technology', 560, 1554, 'image/ratna_dp.png'),
('shadmansaleh3@gmail.com', 'Password1#', 'ss303', 'ss303', 1431, 1431, 'https://userpic.codeforces.org/no-title.jpg', 'specialist', 'specialist', 'Bangladesh', 'CUET', 0, 0, 'image/Screenshot 2024-06-23 230558.png');

-- --------------------------------------------------------

--
-- Table structure for table `todos`
--

CREATE TABLE `todos` (
  `id` int(11) NOT NULL,
  `title` text NOT NULL,
  `date_time` datetime NOT NULL DEFAULT current_timestamp(),
  `checked` tinyint(1) NOT NULL DEFAULT 0,
  `Email` varchar(250) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci;

--
-- Dumping data for table `todos`
--

INSERT INTO `todos` (`id`, `title`, `date_time`, `checked`, `Email`) VALUES
(6, 'gg', '2024-06-22 23:41:13', 0, 'g@gmail.com'),
(9, 'I am Sojib', '2024-06-23 00:08:10', 0, 'sajibbhattacharjee128@gmail.com'),
(10, 'I am sagor\'s account', '2024-06-23 02:04:31', 0, 'gg@gmail.com'),
(11, 'I am Adnan\'s account', '2024-06-23 02:05:08', 0, 'ajfaisal1208023@gmail.com');

-- --------------------------------------------------------

--
-- Table structure for table `upcoming_contests`
--

CREATE TABLE `upcoming_contests` (
  `Contest_ID` varchar(30) NOT NULL,
  `Contest_Name` varchar(150) NOT NULL,
  `Site` varchar(30) NOT NULL,
  `Start` datetime NOT NULL,
  `Duration` varchar(50) NOT NULL,
  `Link` varchar(100) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;

--
-- Dumping data for table `upcoming_contests`
--

INSERT INTO `upcoming_contests` (`Contest_ID`, `Contest_Name`, `Site`, `Start`, `Duration`, `Link`) VALUES
('1983', 'Codeforces Round (Div. 2)', 'CodeForces', '2024-07-07 20:35:00', '2h 0m', 'https://codeforces.com/contestRegistration/1983'),
('1987', 'Codeforces Round (Div. 1 + Div. 2)', 'CodeForces', '2024-06-30 20:35:00', '3h 0m', 'https://codeforces.com/contestRegistration/1987'),
('1988', 'Codeforces Round (Div. 2)', 'CodeForces', '2024-07-15 20:35:00', '2h 0m', 'https://codeforces.com/contestRegistration/1988');

-- --------------------------------------------------------

--
-- Table structure for table `upcoming_iupc`
--

CREATE TABLE `upcoming_iupc` (
  `Contest_id` int(30) NOT NULL,
  `Contest_Name` varchar(500) NOT NULL,
  `Site` varchar(30) NOT NULL,
  `Start` datetime NOT NULL,
  `Duration` varchar(50) NOT NULL,
  `Link` varchar(100) NOT NULL,
  `varified` int(11) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;

--
-- Indexes for dumped tables
--

--
-- Indexes for table `problems`
--
ALTER TABLE `problems`
  ADD PRIMARY KEY (`Solved_By`,`Problem_ID`);

--
-- Indexes for table `queries`
--
ALTER TABLE `queries`
  ADD PRIMARY KEY (`id`);

--
-- Indexes for table `registered_people`
--
ALTER TABLE `registered_people`
  ADD PRIMARY KEY (`codeforces_handle`);

--
-- Indexes for table `todos`
--
ALTER TABLE `todos`
  ADD PRIMARY KEY (`id`);

--
-- Indexes for table `upcoming_contests`
--
ALTER TABLE `upcoming_contests`
  ADD PRIMARY KEY (`Contest_ID`);

--
-- Indexes for table `upcoming_iupc`
--
ALTER TABLE `upcoming_iupc`
  ADD PRIMARY KEY (`Contest_id`);

--
-- AUTO_INCREMENT for dumped tables
--

--
-- AUTO_INCREMENT for table `queries`
--
ALTER TABLE `queries`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=3;

--
-- AUTO_INCREMENT for table `todos`
--
ALTER TABLE `todos`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=12;

--
-- AUTO_INCREMENT for table `upcoming_iupc`
--
ALTER TABLE `upcoming_iupc`
  MODIFY `Contest_id` int(30) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=8;
COMMIT;

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