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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.
See where the closing quote is in the error message. Read two posts below yours: https://www.codewars.com/kata/55f8a9c06c018a0d6e000132/discuss#64e7883f787eda26b30132c6
I have tried all i could, but i keep on getting this one error: "Wrong output for '123
': expected true to equal false".
I am very sure about the workability of my code. Maybe you are not.