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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.
something other than secret..
this should be top solution
ERROR should say that it can only do addition with integers, since that's what you're testing for.
Asked a mathemetician and google for a formula for this, both had no clue. HOW IS THIS ONLY 6 KYU???
I don't know why this is marked as clever, as this solution is easily configurable and read.
ah that makes sense now
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Interesting. Used characters which aren't allowed rather than ones that are.
Also: You misspelled forbidden :\
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