freeCodeCamp/curriculum/challenges/chinese/10-coding-interview-prep/project-euler/problem-39-integer-right-tr...

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---
id: 5900f3931000cf542c50fea6
title: 问题39整数直角三角形
challengeType: 5
videoUrl: ''
---
# --description--
如果p是具有整数长度边的直角三角形的周长{abc}则对于p = 120恰好有三个解。{20,48,52}{24,45,51}{ 30,40,50}对于p≤n的值最大化解的数量是多少
# --hints--
`intRightTriangles(500)`应该返回420。
```js
assert(intRightTriangles(500) == 420);
```
`intRightTriangles(800)`应该返回420。
```js
assert(intRightTriangles(800) == 720);
```
`intRightTriangles(900)`应该返回840。
```js
assert(intRightTriangles(900) == 840);
```
`intRightTriangles(1000)`应该返回840。
```js
assert(intRightTriangles(1000) == 840);
```
# --solutions--