2018-10-10 22:03:03 +00:00
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---
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id: 5900f4311000cf542c50ff43
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challengeType: 5
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videoUrl: ''
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2020-10-01 15:54:21 +00:00
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title: 问题195:内切三角形的圆形,一个角度为60度
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2018-10-10 22:03:03 +00:00
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---
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## Description
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<section id="description">让我们称一个整数边三角形,其中一个角度为60度,一个60度的三角形。设r是这样的60度三角形的内切圆的半径。有1234个60度三角形,其中r≤100。设T(n)是60度三角形的数量,其中r≤n,因此T(100)= 1234,T(1000)= 22767,和T( 10000)= 359912。 <p>找到T(1053779)。 </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>euler195()</code>应返回75085391。
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2020-02-17 16:40:55 +00:00
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testString: assert.strictEqual(euler195(), 75085391);
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2018-10-10 22:03:03 +00:00
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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 euler195() {
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// Good luck!
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return true;
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}
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euler195();
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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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2020-08-13 15:24:35 +00:00
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/section>
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