freeCodeCamp/curriculum/challenges/english/08-coding-interview-prep/project-euler/problem-322-binomial-coefficients-divisible-by-10.english.md

---
id: 5900f4af1000cf542c50ffc1
challengeType: 5
title: 'Problem 322: Binomial coefficients divisible by 10'
---

## Description
<section id='description'>
Let T(m, n) be the number of the binomial coefficients iCn that are divisible by 10 for n ≤ i < m(i, m and n are positive integers).
You are given that T(109, 107-10) = 989697000.


Find T(1018, 1012-10).
</section>

## Instructions
<section id='instructions'>

</section>

## Tests
<section id='tests'>

```yml
tests:
  - text: <code>euler322()</code> should return 999998760323314000.
    testString: assert.strictEqual(euler322(), 999998760323314000, '<code>euler322()</code> should return 999998760323314000.');

```

</section>

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

<div id='js-seed'>

```js
function euler322() {
  // Good luck!
  return true;
}

euler322();
```

</div>



</section>

## Solution
<section id='solution'>

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