56 lines
994 B
Markdown
56 lines
994 B
Markdown
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---
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id: 5900f4de1000cf542c50fff1
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challengeType: 5
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videoUrl: ''
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localeTitle: 问题370：几何三角形
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---
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## Description
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<section id="description">让我们将几何三角形定义为具有边a≤b≤c的整数边三角形，使得其边形成几何级数，即b2 = a·c。 <p>这种几何三角形的一个例子是边长为a = 144，b = 156和c = 169的三角形。 </p><p>有861805个几何三角形，周长≤106。 </p><p>有多少个几何三角形，周长≤2.5·1013？ </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>euler370()</code>应该返回41791929448408。
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testString: assert.strictEqual(euler370(), 41791929448408);
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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 euler370() {
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// Good luck!
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return true;
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}
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euler370();
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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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