Loading collection data...
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.
i don't understand why this got so many "best practices" votes
In this case is ok, since the parameters are integers and float numbers, so changing them inside the function will not change the value in the caller. If instead this was a list, a set, or other types that are passed as refrences then changing the value inside the function could cause side effects outside the function