56 lines
1.1 KiB
Markdown
56 lines
1.1 KiB
Markdown
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---
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id: 5900f4431000cf542c50ff56
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challengeType: 5
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title: 'Problem 215: Crack-free Walls'
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videoUrl: ''
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localeTitle: 问题215:无裂缝墙
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---
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## Description
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<section id="description">考虑用2×1和3×1砖(水平×垂直尺寸)建造墙壁的问题,使得为了额外的强度,水平相邻砖块之间的间隙从不在连续层中排列,即从不形成“运行”裂纹”。 <p>例如,由于以红色显示的运行裂缝,以下9×3墙是不可接受的: </p><p>有八种形成无裂纹9×3壁的方法,写成W(9,3)= 8。 </p><p>计算W(32,10)。 </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>euler215()</code>应该返回806844323190414。
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testString: 'assert.strictEqual(euler215(), 806844323190414, "<code>euler215()</code> should return 806844323190414.");'
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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 euler215() {
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// Good luck!
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return true;
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}
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euler215();
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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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