想清楚了确实算是简单题.
class Solution:def maxProfit(self, prices: List[int]) -> int:#1if len(prices) == 1:return 0#elsemax_profit = 0min_price = prices[0]for i, element in enumerate(prices):if element <= min_price:min_price = elementelif element - min_price > max_profit:max_profit = element - min_pricereturn max_profit