I'm late to this and probably won't finish, but... https://adventofcode.com/2020/
Day 19: Struggled with this until I got the hint that this is a CYK algo (https://en.wikipedia.org/wiki/CYK_algorithm) So... slightly borrowed on this one
I'm late to this and probably won't finish, but... https://adventofcode.com/2020/
Day 19: Struggled with this until I got the hint that this is a CYK algo (https://en.wikipedia.org/wiki/CYK_algorithm) So... slightly borrowed on this one