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.
Random Tests
How to create random tests?
Looks silly. Remove the last parameter.
No parameter for the function. Very small mistake but at the same time, very noticable.
O(n**2) is not the best result...
efficiency 6