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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 think it is just practicing more, and understanding the various methods associated with strings and arrays.
Thank you for just explaining this solution. I have been wondering why the concatenate underscore
Awesome. Never thought of regex
Looks quite nice but long.Awesome