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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.
The first task does not clearly specify what users have to do unless they look into the sample tests.
The parameter names should be in
camelCase
no random tests