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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.
Imho moving loop based algorithm to function with proper name is at least same readable and still has much better time and space complexity.
Is sorting array really "Best Practic" to get 2 smallest values?