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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="UTF-8">
- <meta name="viewport" content="width=device-width, initial-scale=1.0">
- <title>Document</title>
- </head>
- <body>
- <script>
- // var res = 1;
- // var sum = 0;
- // for(var i=1;i<=10;i++){
- // // res = res * i;
- // res *= i;
- // sum += res;
- // }
- // console.log(res);
- // console.log(sum);
- var res = 1;
- var sum = 0;
- for (var j = 1; j <= 10; j++) {
- res = 1;
- for (var i = 1; i <= j; i++) {
- res *= i;
- }
- sum += res;
- }
- console.log(sum);
- </script>
- </body>
- </html>
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