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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.
Working in Java by any chance? This is a known bug in the test cases - read the other comments here.
Same for the Java description - please rectify this in addition to fixing the test cases noted elsewhere in the comments.
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