58 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			Markdown
		
	
	
	
	
	
		
		
			
		
	
	
			58 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			Markdown
		
	
	
	
	
	
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								---
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								id: 5900f3701000cf542c50fe83
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								challengeType: 5
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								title: 'Problem 4: Largest palindrome product'
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								videoUrl: ''
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								localeTitle: 问题4:最大的回文产品
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								---
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								## Description
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								<section id="description">回文数字读取两种方式相同。由两个2位数字的乘积制成的最大回文是9009 = 91×99。找到由两个<code>n</code>数字的乘积制成的最大回文。 </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>largestPalindromeProduct(2)</code>应返回9009。
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								    testString: 'assert.strictEqual(largestPalindromeProduct(2), 9009, "<code>largestPalindromeProduct(2)</code> should return 9009.");'
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								  - text: <code>largestPalindromeProduct(3)</code>应返回906609。
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								    testString: 'assert.strictEqual(largestPalindromeProduct(3), 906609, "<code>largestPalindromeProduct(3)</code> should return 906609.");'
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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 largestPalindromeProduct(n) {
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								  // Good luck!
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								  return true;
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								}
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								largestPalindromeProduct(3);
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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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