Advent Of Code

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An unofficial home for the advent of code community on programming.dev! Other challenges are also welcome!

Advent of Code is an annual Advent calendar of small programming puzzles for a variety of skill sets and skill levels that can be solved in any programming language you like.

Everybody Codes is another collection of programming puzzles with seasonal events.

EC 2025

AoC 2025

Solution Threads

M	T	W	T	F	S	S
1	2	3	4	5	6	7
8	9	10	11	12

Visualisations Megathread

Rules/Guidelines

Follow the programming.dev instance rules
Keep all content related to advent of code in some way
If what youre posting relates to a day, put in brackets the year and then day number in front of the post title (e.g. [2024 Day 10])
When an event is running, keep solutions in the solution megathread to avoid the community getting spammed with posts

Relevant Communities

Relevant Links

Advent of Code Homepage

Credits

Icon base by Lorc under CC BY 3.0 with modifications to add a gradient

console.log('Hello World')

founded 2 years ago

MODERATORS

Ategon@programming.dev

Sigmatics@lemmy.ca

CameronDev@programming.dev

hades@programming.dev

Programming.Dev AoC Leaderboard (programming.dev)

submitted 2 years ago* (last edited 2 years ago) by Ategon@programming.dev to c/advent_of_code@programming.dev

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Hey everyone! I set up a private leaderboard for the programming.dev community so we can have one for the community in addition to the global one

The leaderboard code is 3316962-6587d422

Looking forward to seeing you guys there! Ill make a post at the end with the top people on the leaderboard and the version on the site will auto update as people complete challenges

Full instructions on Joining the Leaderboard

Log in on https://adventofcode.com/ using one of the methods such as through GitHub
Go to the leaderboard section in the navbar
Click the private leaderboard button on the page
Enter 3316962-6587d422 into the text box for entering a leaderboard join code
Click join

Update: Ive made a new leaderboard so that I could rename it to something that isnt just my username, the code there is updated to the new one that should be joined

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[–] NominatedNemesis@reddthat.com 2 points 2 weeks ago

Joined as well, thanks for creating it! Unfortunately I only have time 5-6 hours before the next day's puzzle, so I am here only to collect 🌞s.