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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.
I just did, so it's doable.
But I hate this kinds of kata. It's 7/8kyu that was made 6kyu via adding some artificial constrains.
Guys, do you think it's real to solve this using only 111 characters on C++ ?