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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.
yeah same here... im baffled :D
That's exactly the point of the kata, (and probably the author's intention too). That sample test cases is definitely a trap xD
https://docs.codewars.com/training/troubleshooting/
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I'd love to give you a hint, but the optimization you need to make is the essence of the kata ;)
You should look for numbers at even indexes, not even numbers themselves.
Nope.
Well, you got it!
Hopefully you found what you were looking for
Read this, see the error message, it tells you exactly which assertion your code is failing.
Hey, you've changed the function name from 'likes' to 'format_words'
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No, your output has a space and a dot more than needed.