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121.买卖股票的最佳时机.html

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>

<body>
    <script>
        /**
 * @param {number[]} prices
 * @return {number}
 */
        var maxProfit = function (prices) {
             let Min = prices[0];
             let maxMenu = 0;
             for(let i = 0;i<prices.length;i++){
                 if(prices[i]<Min){
                     Min = prices[i]
                     continue;
                 }
                 maxMenu = Math.max(prices[i]-Min,maxMenu);
             }
             return maxMenu;
        };
        alert(maxProfit([7,1,5,3,6,4]));
    </script>
</body>

</html>