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🎄 Advent of Code 2023 🎄

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Summary

Advent of Code is an annual Advent calendar of programming puzzles. This year I am doing it in Python.

Running the code

To run the code of a specific day from the root directory run the following, replacing xx with the day number, 01 - 25. Make sure you use Python 3.10+.

python3 day_xx/main.py

You may want to replace python3 with your version of python (eg. python3.13) if the command above doesn't work.

To run the code of all days run the script:

./run_all.sh

Make sure you have given permission to execute (chmod +x run_all.sh).

Overview

DayNameStars
01Trebuchet?!⭐⭐
02Cube Conundrum⭐⭐
03Gear Ratios⭐⭐
04Scratchcards
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25

New Day

To generate the directory for the current day, save your browser cookie in a file called cookie.txt at the root level and run the new day script:

./new_day.sh

How to get your cookie

A session cookie is a small piece of data used to authenticate yourself to the Advent of Code web servers. It is not human-readable and might look something like this 53616c7465645f5fbd2d445187c5dc5463efb7020021c273c3d604b5946f9e87e2dc30b649f9b2235e8cd57632e415cb.

To learn more about authentication cookies check this Wikipedia article

To get your cookie, go to the Advent of Code site, and while logged in.

Then find the row with "session" as name, copy the value and paste it in your newly created cookie.txt file

Linting

black . && isort . && pylint --disable=C0114 --disable=C0116 --disable=C0115 **/*.py && flake8 --max-line-length=100