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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 description for this Kata isn't clear. Especially in the case where A can be 1 or 11? How? I tried figuring it out on my own, but I wasn't able to
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