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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.
every solution is valid. If you passed Testing phase that mean you've something in the brain !
not at all ! we all have different logic the point is that you're solution work.
Testing make it correct