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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 like these kind of problems where half the problem is in the coding, and the other half is coming up with an efficient method.
Yea I couldn't really see a much better way to do it, maybe if I used Upper/Lower case I can half it but it was short enough to brutforce it =P