56 lines
941 B
Markdown
56 lines
941 B
Markdown
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---
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id: 5900f44b1000cf542c50ff5d
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challengeType: 5
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title: 'Problem 222: Sphere Packing'
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videoUrl: ''
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localeTitle: 问题222：球体包装
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---
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## Description
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<section id="description">什么是最短管道的长度，内径为50毫米，可以完全包含21个半径为30毫米，31毫米，......，50毫米的球？ <p>以微米（10-6米）四舍五入到最接近的整数给出答案。 </p></section>
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## Instructions
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<section id="instructions">
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</section>
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## Tests
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<section id='tests'>
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```yml
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tests:
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- text: <code>euler222()</code>应该返回1590933。
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testString: 'assert.strictEqual(euler222(), 1590933, "<code>euler222()</code> should return 1590933.");'
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```
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</section>
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## Challenge Seed
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<section id='challengeSeed'>
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<div id='js-seed'>
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```js
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function euler222() {
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// Good luck!
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return true;
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}
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euler222();
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```
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</div>
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</section>
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## Solution
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<section id='solution'>
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```js
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// solution required
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```
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</section>
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