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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.
No, the computer will exit the function after it executes one of the return statements, so there is no danger that it will try to return multiple values.
You've set the value of result at the top but not recalculated it after the loop. Also, your code is missing a curly bracket...