力扣每日一练(24-1-18)
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算法结构
经验一:不要把问题想复杂

Python:
min_price = float('inf')
max_profit = 0
for price in prices:
min_price = min(min_price, price)
max_profit = max(max_profit, price - min_price)
return max_profit
C#:
public int MaxProfit(int[] prices) {
int minPrice = Int32.MaxValue;
int maxProfit = 0;
foreach (int price in prices) {
minPrice = Math.Min(minPrice, price);
maxProfit = Math.Max(maxProfit, price - minPrice);
}
return maxProfit;
}
一开始我想到的是引入波峰波谷的概念,但是不适用,想复杂了。
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