leetcode-122 发表于 2019-02-25 | 分类于 leetcode | 阅读次数: 字数统计: 51 | 阅读时长 ≈ 1 123456789int total = 0;//遍历所有交易日for (int i = 0; i < prices.length - 1; i++) { //只要是后一天比前一天贵,就卖出 if (prices[i + 1] > prices[i]) total += prices[i + 1] - prices[i];}return total;