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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.
More tests needed.
I have a program that I am very sure it should pass (passes all tests under Chrome console) but doesn't seem to be accepted. How can I understand what's wrong?
The use a simplified definition for the exercise. They say: "Our loose definition of Vampire Numbers can be described as follows:"
Emphasis on 'loose'