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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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Can you help me, my question is how can I ask the second length of a two dimensional array.
This is how I see the creation of rotors. But the array will only work inside the loop, how can I fix this?