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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 don't think he can see your message, because you hide the comment, but he doesn't solve the kata.
But he has a way that is post a reply, and then he can see your message.
Please see the test cases, they clearly show that a new line has to be added after the last
*
in any row. Purpose of having test cases is to document how the code behaves, and should be used for building the solution. Thank you.