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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.
struggled with static stuff
helper method arguably doesn't provide much value. looping thru each array to find the shortest and longest strings has better performance than sorting each array to find the same info.