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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.
it is a container like vector i think (Data Structure)
Same question here.
I guess it might be to keep the code in more neat fashion, but it looks really weird.
Why did you add x as function parameter?
I saw first time "..."
Is string a vector?