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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.
Ive managed to pass it, but there is a few tests that i ran myself outside Codewars and my algorithm doesnt work. Its a simple case with a two rows dead end in labyrinth. If its already reported, then im sorry for bother.