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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 is definitely broken in Java. Copying/pasting the solutions in doesn't even work.
This comment is hidden because it contains spoiler information about the solution
Paul's suggestion should be implemented immediately. Otherwise, this Kata is sub-par.