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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.
It is really laconic, but it introduces additional temp list which makes it slower than other solutions. Moreover it uses pop to get data from args: it is also slower than just iterating values, but moreover it modifies args. This is not a problem for test, but in real project it might be a problem. So "Clever", but not "Best Practives".
There're 2
-9in the input. Your solution is wrong.