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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.
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it doesnt really matter dude; in this case 4 lines of code vs 1 line of code there is no difference what so ever just fun in this case to get the one liner