Advent of Code 2020, preparing, part 02
Ok, so in part one we got the first part of the first day of last year’s Advent of Code puzzle working in Haskell. This post will be an exploration of the second part. Each day of the Advent of Code has a puzzle with two parts; usually the second part will be a twist on the first part; sometimes, it’s simply a scale issue, where the first part solution was naive, and you can leave your solution running over night, or choose a more efficient solution for both parts....