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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.
Perhaps this could help: Troubleshooting-your-solution.
Use the initial function definition:
or prepend this to your code:
Read this too: https://docs.codewars.com/training/troubleshooting/
Please use spoiler flag next time.