# AdventOfCode-2023-functional

Solutions to https://adventofcode.com/2023/

This is my first experience with Lisp, so the code is probably terrible.

Also I decided to reimplement all the mostly basic stuff (like `map` or `reduce`) myself,
both for fun and because Guile documentation is really bad.

Requirements: Guile 3 in `/usr/bin`.

In a folder for a specific day,

* To run (assuming NuShell): `open sample.in | ./main.scm`;
* To run (assuming bash): `./main.scm < sample.in`.

There are also all solutions in imperative low-level Zig:
https://oomza.cutegay.software/inga-lovinde/AdventOfCode-2023