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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.
Finally, I found a brother who wrote a readable code for solving this problem!
Good solution, where I think it could be a plus to reparate the calculation of the variable and the output of it.
Some minor improvements: You do not need the backslash in "That's". I would also like to have two spaces around the questionmark.
jenius!