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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.
epta. we count only inside cubes
Upper cube has paint in its upper face.
why if 2 cuts it return 26(according screenshot)? it should return 25 because in my opinion we should count upper cube and center cube as not colored