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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.
hehe, i also wonder why, it can be "clever". Happy to see like minded peer here
Higher order functions are automatically considered to be great practices when solving base questions, I believe
Why was this rated as one of the best practices?