---
id: 5900f3721000cf542c50fe85
challengeType: 5
title: 'Problem 6: Sum square difference'
videoUrl: ''
localeTitle: ''
---

## Description
undefined

## Instructions
undefined

## Tests
<section id='tests'>

```yml
tests:
  - text: <code>sumSquareDifference(10)</code> deve retornar 2640.
    testString: 'assert.strictEqual(sumSquareDifference(10), 2640, "<code>sumSquareDifference(10)</code> should return 2640.");'
  - text: ''
    testString: 'assert.strictEqual(sumSquareDifference(20), 41230, "<code>sumSquareDifference(20)</code> should return 41230.");'
  - text: <code>sumSquareDifference(100)</code> deve retornar 25164150.
    testString: 'assert.strictEqual(sumSquareDifference(100), 25164150, "<code>sumSquareDifference(100)</code> should return 25164150.");'

```

</section>

## Challenge Seed
<section id='challengeSeed'>

<div id='js-seed'>

```js
function sumSquareDifference(n) {
  // Good luck!
  return true;
}

sumSquareDifference(100);

```

</div>



</section>

## Solution
<section id='solution'>

```js
// solution required
```
</section>