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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.
Maybe you should write down, that the other 100 Tests have a Constrain from 0 < n < 9999999999999999999999999999999999999999999999999999999999999999999999.
It took for me ages until I realized what was going on in the Attempt Test Cases ;)
okay, that's lot of code to write. Kudos for that. LOL