56 lines
1.2 KiB
Markdown
56 lines
1.2 KiB
Markdown
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---
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id: 5900f4cb1000cf542c50ffde
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challengeType: 5
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title: 'Problem 351: Hexagonal orchards'
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videoUrl: ''
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localeTitle: 问题351:六角形果园
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---
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## Description
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<section id="description"> n阶六角形果园是由正六边形中具有边n的点构成的三角形格子。以下是5阶六角形果园的示例: <p>以绿色突出显示的是通过靠近它的点从中心隐藏的点。可以看出,对于5阶六角形果园,中心隐藏了30个点。 </p><p>设H(n)是在n阶六角形果园中从中心隐藏的点数。 </p><p> H(5)= 30.H(10)= 138.H(1 000)= 1177848。 </p><p>找H(100 000 000)。 </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>euler351()</code>应该返回11762187201804552。
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testString: 'assert.strictEqual(euler351(), 11762187201804552, "<code>euler351()</code> should return 11762187201804552.");'
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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 euler351() {
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// Good luck!
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return true;
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}
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euler351();
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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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