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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.
hey, i think the tests for PHP are broken, the expected and actual values are swapped. they are testing corredctly but giving wrong feedback.