mediumNeetCode 150
Stock Trading with Cooldown
Also known as: Best Time to Buy and Sell Stock with Cooldown
Given prices[i] = stock price on day i Can buy and sell unlimited times, but must cooldown 1 day after selling Return maximum profit Example: [1,2,3,0,2] => 3 (buy@1, sell@2, cooldown, buy@0, sell@2)
Three states carry this: holding, sold today, free to buy. I move between them one day at a time and the cooldown enforces itself.
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1Maximum Profit with Cooldownmedium
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