# Advent of Code 2025

**URL:** <https://forum.systemcrafters.net/t/advent-of-code-2025/1830>\
**Category:** Programming\
**Tags:** programming\
**Created:** [November 16, 2025, 7:00pm UTC](https://forum.systemcrafters.net/t/advent-of-code-2025/1830 "2025-11-16T19:00:31Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![trev](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.systemcrafters.net/trev/32/81_2.png) [@trev](https://forum.systemcrafters.net/u/trev)\
**Post date:** [November 16, 2025, 7:00pm UTC](https://forum.systemcrafters.net/t/advent-of-code-2025/1830/1 "2025-11-16T19:00:31Z")

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Hi all,

It’s getting to be that time of year again where we can neglect our work, families, and friends to solve a tricky programming puzzle every day! ☃

If you haven’t heard, **this year there will only be [12 days of AoC](https://adventofcode.com/2025/about#faq_num_days) instead of the usual 25**.

So, whether you’re trying out a new programming language or just want to brush up on some algorithm practice, let’s try to motivate each other and learn something new. Hopefully, having less puzzles to complete will give you more reason to join this year and push to the end!..Unless it gets hard by day 3 and we are all crying.

## How to Join

Go to [Leaderboard - Advent of Code 2024](https://adventofcode.com/2024/leaderboard/private)  
and enter the following code: `2415513-3bae0919`

[Last year’s thread](https://forum.systemcrafters.net/t/advent-of-code-2024/1162/1)

### Poll

_Poll ([view on site](https://forum.systemcrafters.net/t/advent-of-code-2025/1830/1))_

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**Author:** ![paulwicking](https://avatars.discourse-cdn.com/v4/letter/p/aca169/32.png) [@paulwicking](https://forum.systemcrafters.net/u/paulwicking)\
**Post date:** [November 17, 2025, 3:08pm UTC](https://forum.systemcrafters.net/t/advent-of-code-2025/1830/2 "2025-11-17T15:08:03Z")

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Last year was good fun, I’m looking forward to doing this again. Haven’t decided if I’ll use CL like last year or something else, though.
