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LeetCode 121: Best Time to Buy and Sell Stock is one of the most frequently asked coding interview questions at Amazon, Meta, and Bloomberg. 📈 To solve it in O(N) Time and O(1) Space, we use the Two Pointers technique! ⚡ We set a Left pointer for our "Buy" day, and a Right pointer for our "Sell" day. As we scan the array, if we find a ...
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