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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.
First, where is it? Can you put the title or link here?
Second, I already saw that you submit an answer use pure number to solve this problem, so I think maybe it is a different question.
Third, what should I do? Do you think I should delete this Kata?
Thanks again, your advice is helpful, and now I think it meet the requirements.
This was my first time to set a Kata, thanks for your help!
Thanks for your suggestion, this issue has been fixed.
odd should be even, and even should be odd