买卖股票的最佳时机

题目

题解

int maxProfit(int* prices, int pricesSize){
    int maxprofit = 0;
  int profit = 0;
    int i,j;
 for (i = 0; i < pricesSize - 1; i++) {
 for (j = i + 1; j < pricesSize; j++) {
 profit = prices[j] - prices[i];
if (profit > maxprofit)
   maxprofit = profit;
            }
        }
   return maxprofit;
}