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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.
You must be a js player.
It's not a hard work but a clever work for that the author need to code and copy the result which cover the test cases.
So it's a good job.
If it bothered u, u can just scroll it down and pass it for only 3 seconds.
But I'd like to see the real code producing the dict.