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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.
he can see the matrix
for -5,-5 your first condition true, hence function return 25. which is wrong answer
That's look cool visually :))