Advent of Code 2025

Setup

1. Install OCaml and Nushell.
2. Set your Advent of Code session:

$env.AOC_SESSION="your_session_cookie"
$env.AOC_YEAR = 2025

Initialize Project

nu aoc.nu init --lang --days 

Run a Solution

this will run day 1 part 1

nu aoc.nu run 1 1

Help

nu aoc.nu --help