maple classic™ 
just saw the programming challenge at nintendo's european research and development page and i feel dumb trying to understand it
@squirrel Don't feel bad. That's not an easy or intuitive problem. I see how to solve it but it'd be a LOT of trial and error.
if you feel like reading through them and then explaining them to me so i can feel dumber they're at the bottom right of this page https://www.nerd.nintendo.com/