55 lines
1.3 KiB
Markdown
55 lines
1.3 KiB
Markdown
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---
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id: 5900f3ff1000cf542c50ff12
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challengeType: 5
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title: 'Problem 147: Rectangles in cross-hatched grids'
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videoUrl: ''
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localeTitle: 问题147：交叉阴影网格中的矩形
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---
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## Description
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<section id="description">在3x2交叉阴影网格中，如图所示，总共37个不同的矩形可以位于该网格内。 <p>有5个小于3x2的网格，垂直和水平尺寸很重要，即1x1,2x1,3x1,1x2和2x2。如果它们中的每一个都是交叉阴影线，则可以在这些较小的网格中放置以下数量的不同矩形：1x1：1 2x1：4 3x1：8 1x2：4 2x2：18 </p><p>将它们添加到3x2网格中的37个，总共72个不同的矩形可以位于3x2和更小的网格中。 </p><p>在47x43和更小的网格中可以放置多少个不同的矩形？ </p></section>
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## Instructions
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undefined
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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>euler147()</code>应该返回846910284。
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testString: 'assert.strictEqual(euler147(), 846910284, "<code>euler147()</code> should return 846910284.");'
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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 euler147() {
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// Good luck!
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return true;
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}
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euler147();
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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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