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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.
You're not testing it there with the input that makes your code fail here. It'll fail anywhere with it.
Same here, in js my solution works flawlessly in vs code and passes the tests but on here I get an error
Not very useful comment, broken how? In which language?