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.
This issue is still present
This is not a best practice.
If you provide this function with 10, which isn't to spec but is valid input, it will return "Nine".