56 lines
1.1 KiB
Markdown
56 lines
1.1 KiB
Markdown
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---
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id: 5900f5481000cf542c51005b
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challengeType: 5
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title: 'Problem 476: Circle Packing II'
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videoUrl: ''
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localeTitle: 问题476:圆形包装II
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---
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## Description
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<section id="description">令R(a,b,c)为具有边长a,b和c的三角形内的三个非重叠圆所覆盖的最大面积。令S(n)为R(a,b,c)在所有整数三元组(a,b,c)上的平均值,使得1≤a≤b≤c<a +b≤n给出S(2) )= R(1,1,1)≈0.31998,S(5)≈1.25899。查找S(1803)四舍五入到小数点后面的小数点后5位。 </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>euler476()</code>应返回110242.87794。
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testString: 'assert.strictEqual(euler476(), 110242.87794, "<code>euler476()</code> should return 110242.87794.");'
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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 euler476() {
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// Good luck!
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return true;
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}
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euler476();
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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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