--- id: 5900f46c1000cf542c50ff7e challengeType: 5 title: 'Problem 256: Tatami-Free Rooms' videoUrl: '' localeTitle: '' --- ## Description undefined ## Instructions undefined ## Tests
```yml tests: - text: '' testString: 'assert.strictEqual(euler256(), 85765680, "euler256() should return 85765680.");' ```
## Challenge Seed
```js function euler256() { // Good luck! return true; } euler256(); ```
## Solution
```js // solution required ```