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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.
Any chance SQL exercises/kata be added?
C#, only have one in mind. The question specifies there can be duplicates, so if you have an array of [9, 9, 8] then some of the solutions I saw would fail this test.
The test cases aren't really comprehensive enough given the solutions I've seen.
LINQ ALL THE THINGS
I always overcomplicate things.