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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.
I'm passing the sample test, but fail at the unhappy and random test.
The issue is that I don't know what are thos tests and where am failing at.
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