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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.
sis not declared in thewhileloop.I'm confused. How does the return keyword have access to the s variable if the s variable is locally scoped to the while statements code block?