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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.
You're right but I find it strange they preface the problem the way they did and immediately backtrack on the edge case lol
welp there goes my for loop using range :')