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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.
Sample and fixed tests such as 0.23 and 0.785 should be added across all languages to invalidate such solutions
Description should be language-agnostic
Error messages are confusing, at least in javascript: