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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.
need a third button -->
Successful Hack
Javascript
in what language?
Fair call, you're right. Perhaps the tests should be updated for this particular case.