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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.
Aww, it feels so relaxing to use python after using Java for a while.. it just relieves my coding stress..
most efficient i could find so far
This is from the instruction.
most inefficient of all i could find
inefficient