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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.
This Kata (C#) has issues and shouldn't be part of anything until it has been polished.
It doesn't even compile at first.
Incorrect for negative numbers
This comment is hidden because it contains spoiler information about the solution
I only got two tests, one important test that is missing is -1 should return 0