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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.
I went with the if statement but when I went to grab the index I was getting '0'. This is true because once needle is found, needle was all I had to work with. You are close but lose the if statement.