Advent of Code 2021 Solutions

My solutions to the Advent of Code 2021 puzzles: https://adventofcode.com/2021

Prerequisites

• Node (tested with v16)

Instructions for running

1. Register on Advent of Code: https://adventofcode.com/2021/auth/login
2. For each day, save your input.txt file to the relevant directory.
3. From within the day directory, run node index.js.

To use sample data and verbose logging, set the environment variable DEBUG="true".