Leaving aside day 20 for a bit, let's look at day 21 Allergen Assessment. We must gather provisions for a journey by raft to our destination. The...
Okay, after a bit of a delay... I got very stuck on Day 19, but couldn't let it go. I kept having great ideas for improving the solution to part 2,...
Today's puzzle Operation Order is a simple arithmetic problem. The homework (your puzzle input) consists of a series of expressions that consist of...
Time to do some catchup. As I mentioned in my earlier post the Day 17 puzzle Conway Cubes is superficially similar to Day 11 Seating System which I...
It's been a hard week to find time for AOC -- my grandma was diagnosed with Covid, my freelance work is picking up and... Christmas shopping. So I'm...
Today I’m going to talk about how to get started on these problems and how I think through the steps. Day 16: Ticket Translation looks a bit...