56 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			Markdown
		
	
	
	
	
	
		
		
			
		
	
	
			56 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			Markdown
		
	
	
	
	
	
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								---
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								id: 5900f45c1000cf542c50ff6e
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								challengeType: 5
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								title: 'Problem 239: Twenty-two Foolish Primes'
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								videoUrl: ''
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								localeTitle: 问题239:二十二个愚蠢的素数
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								---
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								## Description
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								<section id="description">编号为1到100的一组磁盘以随机顺序排列成一行。 <p>我们有一个部分紊乱的概率是多少,这样才能确定22个素数盘远离它们的自然位置? (任何数量的非主要磁盘也可以在其自然位置内或外找到。) </p><p>将答案四舍五入到小数点后面的12位,格式为0.abcdefghijkl。 </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>euler239()</code>应该返回0.001887854841。
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								    testString: 'assert.strictEqual(euler239(), 0.001887854841, "<code>euler239()</code> should return 0.001887854841.");'
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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 euler239() {
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								  // Good luck!
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								  return true;
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								}
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								euler239();
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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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