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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.
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yes its right , after i sort out , thank you
Your code should be inside the function, not outside because that way the tests won't work. Right now, your function returns the input as it was, doing nothing.
This comment is hidden because it contains spoiler information about the solution
This comment is hidden because it contains spoiler information about the solution