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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.
Why is all red on this solution?
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not very efficient ;)
Just reading the test output should give you your answer - you need a space between the word 'position' and the index.
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Hi, I like your code , However I am not getting what the is_integer() is doing ?
Thanks