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.
I have blocked all default sort methods in Ruby)
Same. Mine says (0,0) expected but my code is returning the correct values. Are the random test wrong or am I wrong?
You're modifying the array (but your code should be working now unless your code is wrong itself).