freeCodeCamp/curriculum/challenges/chinese/10-coding-interview-prep/project-euler/problem-273-sum-of-squares.md

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---
id: 5900f47e1000cf542c50ff90
challengeType: 5
videoUrl: ''
2020-10-01 15:54:21 +00:00
title: 问题273正方形的总和
---
## Description
<section id="description">考虑以下形式的方程a2 + b2 = N0≤a≤bab和N整数。 <p>对于N = 65有两种解决方案a = 1b = 8a = 4b = 7。我们将SN称为a2 + b2 = N0≤a≤bab和N整数的所有解的a的值之和。因此S65= 1 + 4 = 5.找到ΣSN对于所有无平均N只能被4k + 1形式的素数整除其中4k + 1 &lt;150。 </p></section>
## Instructions
<section id="instructions">
</section>
## Tests
<section id='tests'>
```yml
tests:
- text: <code>euler273()</code>应该返回2032447591196869000。
testString: assert.strictEqual(euler273(), 2032447591196869000);
```
</section>
## Challenge Seed
<section id='challengeSeed'>
<div id='js-seed'>
```js
function euler273() {
// Good luck!
return true;
}
euler273();
```
</div>
</section>
## Solution
<section id='solution'>
```js
// solution required
```
/section>