Leetcode 121 Best Time to Buy and Sell Stock. Python based optimized solution with clear explanation.
To solve LeetCode 121, "Best Time to Buy and Sell Stock," maintain variables for the minimum buying price and maximum profit. Iterate through the stock prices, updating these variables to find the maximum profit achievable by buying low and selling high.
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Chapters:
00:00 Question Description
01:34 Explanation
07:14 Code up
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