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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.
Author solution fails at this case:
This (and related test cases to names already with number brackets) should be added as edge cases too.
This is a duplicate of https://www.codewars.com/kata/63ee3f621c42ec001aab721e which has been retired for being a duplicate.