freeCodeCamp/curriculum/challenges/chinese/08-coding-interview-prep/project-euler/problem-1-multiples-of-3-and-5.chinese.md

---
id: 5900f36e1000cf542c50fe80
challengeType: 5
title: 'Problem 1: Multiples of 3 and 5'
videoUrl: ''
localeTitle: 问题1：3和5的倍数
---

## Description
<section id="description">
  如果我们列出所有10以下是3或5的倍数的自然数，我们会得到3，5，6和9。这些倍数的总和是23。
  求出所有在<code>number</code>以下的3或5的倍数的总和。
</section>

## Instructions
<section id="instructions">
</section>

## Tests
<section id='tests'>

```yml
tests:
  - text: <code>multiplesOf3and5(1000)</code>应该返回233168。
    testString: 'assert.strictEqual(multiplesOf3and5(1000), 233168, "<code>multiplesOf3and5(1000)</code> should return 233168.");'
  - text: <code>multiplesOf3and5(49)</code>应该返回543。
    testString: 'assert.strictEqual(multiplesOf3and5(49), 543, "<code>multiplesOf3and5(49)</code> should return 543.");'
  - text: <code>multiplesOf3and5(19564)</code>应该返回89301183。
    testString: 'assert.strictEqual(multiplesOf3and5(19564), 89301183, "<code>multiplesOf3and5(19564)</code> should return 89301183.");'
  - text: 您的函数未使用我们的测试值返回正确的结果。
    testString: 'assert.strictEqual(multiplesOf3and5(8456), 16687353, "Your function is not returning the correct result using our tests values.");'

```

</section>

## Challenge Seed
<section id='challengeSeed'>

<div id='js-seed'>

```js
function multiplesOf3and5(number) {
  // Good luck!
  return true;
}

multiplesOf3and5(1000);

```

</div>



</section>

## Solution
<section id='solution'>

```js
// solution required
```
</section>