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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 think it would have been better if you had tried to get to the algorithm properly. You would have learned more. Using the solution is good when you already know how to get to the solution.