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chore(learn): Applied MDX format to Chinese curriculum files (#40462)

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Randell Dawson
2020-12-16 00:37:30 -07:00
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curriculum/challenges/chinese/10-coding-interview-prep/project-euler/problem-213-flea-circus.md
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---
id: 5900f4411000cf542c50ff54
title: 问题213：跳蚤马戏团
challengeType: 5
videoUrl: ''
title: 问题213：跳蚤马戏团
---
## Description
<section id="description">一个30×30的正方形网格包含900个跳蚤，最初是每平方一个跳蚤。当响铃响起时，每个跳蚤随机跳到相邻的广场（通常有4种可能，除了网格边缘或角落处的跳蚤）。 <p>在响铃50次后，预计的未占用方格数量是多少？将您的答案四舍五入到小数点后六位。 </p></section>
# --description--
## Instructions
<section id="instructions">
</section>
一个30×30的正方形网格包含900个跳蚤，最初是每平方一个跳蚤。当响铃响起时，每个跳蚤随机跳到相邻的广场（通常有4种可能，除了网格边缘或角落处的跳蚤）。
## Tests
<section id='tests'>
在响铃50次后，预计的未占用方格数量是多少？将您的答案四舍五入到小数点后六位。
```yml
tests:
- text: <code>euler213()</code>应返回330.721154。
testString: assert.strictEqual(euler213(), 330.721154);
# --hints--
```
</section>
## Challenge Seed
<section id='challengeSeed'>
<div id='js-seed'>
`euler213()`应返回330.721154。
```js
function euler213() {
// Good luck!
return true;
}
euler213();
assert.strictEqual(euler213(), 330.721154);
```
</div>
# --solutions--
</section>
## Solution
<section id='solution'>
```js
// solution required
```
/section>