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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.
please do not comment on code whereby you reveal solution methods
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Ohh I like this, very clever.
I think this is the best practice instead of using map() function that was used above