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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.
ahhh, this motivated me to master regex. seriously!
broken. no matter weather i use regex or count characters and append them manually, it still doesn't work. the random tests fail. please fix it. thanks
how? can someone please explain this?