63 lines
1.2 KiB
Markdown
63 lines
1.2 KiB
Markdown
---
|
|
id: 5900f3801000cf542c50fe93
|
|
challengeType: 5
|
|
title: 'Problem 20: Factorial digit sum'
|
|
videoUrl: ''
|
|
localeTitle: ''
|
|
---
|
|
|
|
## Description
|
|
undefined
|
|
|
|
## Instructions
|
|
undefined
|
|
|
|
## Tests
|
|
<section id='tests'>
|
|
|
|
```yml
|
|
tests:
|
|
- text: ''
|
|
testString: 'assert.strictEqual(sumFactorialDigits(10), 27, "<code>sumFactorialDigits(10)</code> should return 27.");'
|
|
- text: ''
|
|
testString: 'assert.strictEqual(sumFactorialDigits(25), 72, "<code>sumFactorialDigits(25)</code> should return 72.");'
|
|
- text: ''
|
|
testString: 'assert.strictEqual(sumFactorialDigits(50), 216, "<code>sumFactorialDigits(50)</code> should return 216.");'
|
|
- text: ''
|
|
testString: 'assert.strictEqual(sumFactorialDigits(75), 432, "<code>sumFactorialDigits(75)</code> should return 432.");'
|
|
- text: ''
|
|
testString: 'assert.strictEqual(sumFactorialDigits(100), 648, "<code>sumFactorialDigits(100)</code> should return 648.");'
|
|
|
|
```
|
|
|
|
</section>
|
|
|
|
## Challenge Seed
|
|
<section id='challengeSeed'>
|
|
|
|
<div id='js-seed'>
|
|
|
|
```js
|
|
function sumFactorialDigits(n) {
|
|
// Good luck!
|
|
return n;
|
|
}
|
|
|
|
sumFactorialDigits(100);
|
|
|
|
```
|
|
|
|
</div>
|
|
|
|
|
|
|
|
</section>
|
|
|
|
## Solution
|
|
<section id='solution'>
|
|
|
|
```js
|
|
// solution required
|
|
```
|
|
</section>
|