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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.
when you want to solve a problem, better way is using the fundamentals of the language not the built-in function.
same here lol
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Same here, my friend, same here.