麻烦检查一下，谢谢

来源：4-3 编程练习

芜湖呼

2021-09-02 15:41:45

<!DOCTYPE html>
<html>

<head>
    <meta charset="utf-8">
    <title>累加算法</title>
</head>

<body>
    <script>
    //补充代码
    var sum = 1;
    var n = Number(prompt("请输入数字n的值"));
    for(var i = 1; i < n; i++){
        sum += (i/(i + 1));
    }
    alert(sum);
    </script>
</body>

</html>