Loading collection data...
Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
you know, its too complicated. you should google sometimes how you can do some parts of tasks. for example, ive googled filter method in my solution.
shit, i didnt even know about .reverse method
i think he doesnt talk about his comments, he means that his solution isnt the shortest and could be better
genius