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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.
(3 years, wow! Sorry for the "ressurrection") also if you parse x into an int instead floor (correct me if I am wrong) if there was any float as arbument you grant it will works too.
"X will be a valid integer number."