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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.
Don't focus too much on the formula (which is 100% correct) - read carefully the description and analyse
starting levelvery carefully.The function name should be in snake_case in Python and Ruby.
Random tests fail every time. The formula you're giving me is obviously not the formula that you're using for them. The souls required are way more than what the standard ones required. I'm using your formula exactly.