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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.
Agree, please fix the problem. Using python.
Verifying that fib(-91) == 4660046610375530309
-4660046610375530309 should equal 4660046610375530309
How come negative fibonacci numbers equal positive numbers?