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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.
Good Job
What does the exhaustive test check for? It keeps failing my submission after testing comes out 100%.
Why is the Roman numeral not valid?
XIIX: A numeral of lower value, I ( = 1), may not stand in front of a group of numerals in subtractive notation, IX ( = 9).
my goodness
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i dont understand how this solution works as it does not seem to have a return statement.
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