freeCodeCamp/curriculum/challenges/chinese/10-coding-interview-prep/project-euler/problem-4-largest-palindrom...

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---
id: 5900f3701000cf542c50fe83
challengeType: 5
videoUrl: ''
localeTitle: 问题4最大的回文产品
---
## Description
<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>
## Instructions
<section id="instructions">
</section>
## Tests
<section id='tests'>
```yml
tests:
- text: <code>largestPalindromeProduct(2)</code>应返回9009。
testString: assert.strictEqual(largestPalindromeProduct(2), 9009);
- text: <code>largestPalindromeProduct(3)</code>应返回906609。
testString: assert.strictEqual(largestPalindromeProduct(3), 906609);
```
</section>
## Challenge Seed
<section id='challengeSeed'>
<div id='js-seed'>
```js
function largestPalindromeProduct(n) {
// Good luck!
return true;
}
largestPalindromeProduct(3);
```
</div>
</section>
## Solution
<section id='solution'>
```js
// solution required
```
/section>