Code Together «Array Diff» Code Kata

Hey guys. If you think it is fun to code together (not only watching a video but also discuss solutions), then here is my another video. Your feedback is always welcomed and I hope you enjoy this video!

Programming Challenge «Your order, please»: https://www.codewars.com/kata/523f5d21c841566fde000009

Source code: https://gist.github.com/FSou1/5926b75b813deb87c894c23997ba51c8