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Daily: 2026-10-17 — Best Time to Buy and Sell Stock - #5
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Problem
best-time-to-buy-sell-stockproblems/2026-10-17-best-time-to-buy-sell-stock/Approach
One pass over
prices, keeping the lowest price seen so far and the best profit achievable by selling at the current day. Update max profit asprice - minPricewhenever the current price exceeds the running minimum. Return0when no profitable pair exists.Tests
All tests passed.