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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.
I was wondering what the point of the higher order function was, but clearly it turned 4 lines of repeated code into 1. Had to change my solution to this one!
Thanks :)
good job :-)