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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.
the entire pair [3, 7] appears earlier than [5, 5].
completed the initial tests but when I try to submit I fail for reasons of what seems to be an output of the deck size
Confused about the "testEmptyArg" part of the tester. It seems to ignore the null I have my code return of the string is empty.
The test class area is empty and i'm not sure how to write the test class like the other katas. Any help?