Big Changes for Advent of Code 2025

Half the puzzles, no global leaderboard, and definitely… no AI.

October 21, 2025 · 3 min · 547 words · Tipa

Advent of Code 2024: The First Week

AI has changed programming forever. It has changed Advent of Code and the way I work. What’s life going to be like when AI can do my job, better than me?

December 7, 2024 · 6 min · 1116 words · Tipa

Advent of Code 2024.1:

Where is that darned elvish historian?

December 2, 2024 · 3 min · 485 words · Tipa

Advent of Code Day 22 -- Sand Slabs

I almost gave up on this one. Then I started playing around with it in a 3D render package and I found the issue.

December 22, 2023 · 4 min · 815 words · Tipa

Advent of Code Day 21 -- Step Counter

I had 80% of the solution, but that last 20% killed it. This is the day I failed Advent of Code 2023.

December 21, 2023 · 3 min · 463 words · Tipa

Advent of Code Day 20 -- Pulse Propagation

First, you find the right answer using pencil and paper. Then, you write code to produce that answer. Right? No? Just me?

December 20, 2023 · 4 min · 757 words · Tipa

Advent of Code Day 19 -- Aplenty

First puzzle in a few days where I didn’t need to get hints. I guess the problem was musical, aerodynamic, shiny AND extremely cool looking!

December 19, 2023 · 4 min · 823 words · Tipa

Advent of Code Day 18 -- Lavaduct Lagoon

We had game night tonight, more HeroQuest (yay!), so I didn’t have a lot of time to work on this. Basically, you’re digging out a lagoon into which lava will flow. Part 1 could easily be calculated using a basic flood fill algorithm, so I did it that way, got the first star for the day, and went to work. I’d already seen that, as expected, part 2 would resist something that easy. ...

December 19, 2023 · 3 min · 491 words · Tipa

Advent of Code Day 17 -- Clumsy Crucible

Edsger Dijkstra is laughing at me from his grave.

December 17, 2023 · 6 min · 1230 words · Tipa

Advent of Code Day 16 -- The Floor Will Be Lava

/u/YellowZorro hasn’t posted any more art, so back to Dall-E 3 renderings. Today, we get ready to MAKE SOME LAVA TO SAVE CHRISTMAS!

December 16, 2023 · 3 min · 509 words · Tipa