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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.
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Unpublishing due to low satisfaction rating and long unresolved issues.
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No random tests
There're already many katas about implementing a sorting-key function.
Thank you, I have just fixed it, oh and your solution was amazing, I could not even imagine that it is possbile to solve it in that way
Warning in the tests:
Is there any annotation or something that can suppress it?
I hate you
C#, JoJo reference in the comment ( Or it is reference to Pink floyd:) )