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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.
Could anyone please explain to me the application of this kata logic in the real world where it has to be reversed twice?
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javascript. I was doing based on the order of the array using '!includes' function
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