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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.
this was one of my first codes written in scala and I know its bad but why would I change it few years later?
pretty sure you have plenty clean solutions to look at so why bother...