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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.
If you swap out exec with print, you'll see what is what is passed to the exec function.
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Cleaning up this, and a couple of other descriptions of this kind, is planned. Some of them have already been improved, and some wait for their turn in the queue of maintenance activities :)
This comment is hidden because it contains spoiler information about the solution
This comment is hidden because it contains spoiler information about the solution
Delete the kata won't happen. Rewrite the description is too vague: what do you suggest concretely? This page demostrates people are good at complaining but not so good when it comes to propose something better.