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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.
It isn't one loop. It filters (and sorts) twice. EDIT: nevermind, I see that you're asking how one might do it in one loop.
Oki. I thought my solution has big problems with performance. But how can u do it using one loop?
Simple, clear and readable. Nice one !
Great solution. Very readable!
I love the readibility of this solution.
hi, why %12?