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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.
Two for loops is quite slow as well, mine has more code but is a lot faster
Nice solution, simple fors and evicted the need of 2 fors, just one and a clever formula. Good work!
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