Advent of Code 2025

Tomato

30 Nov 2025 — 1 min read

Photo by Kate Laine / Unsplash

I hope whoever is reading this have a wonderful thanksgiving, it is that time of the year again.

ADVENT OF CODE!!

Time to see my friend group getting insanely competitive on the leaderboard! 😂

I enjoy doing code challenges. It gets my gear turning, which is why I still do LeetCode daily from time to time.

Advent of Code is a bit different. I get to see all my friends waking from slumber and speedrunning every challenge using all kinds of different tools in their skill set. (Looking at you, Ethan with all kind of different Lisp programming languages!)

I can't wait for everyone to their stars in the private leaderboard and trying to match each other.

Last year, I did mine in Scala, though I didn't finish all of them due to scheduling. This time, I will just write everything in plain Python. It should be much chiller this time.

Here is a template I made up last minute, enjoy!

Vim Animation for Advent of code day 1

So, one of my friend decided to do the part 1 of day 1 advent of code through vim commands... As a smart individual, I decided to also do day 1 problem in vim. However I will be using the vim api in python and animate the process! Here is

1513. Number of Substrings With Only 1s

Leetcode Daily again, this problem was pretty strightforward this time as well. Given a binary string s, return the number of substrings with all characters 1's. Since the answer may be too large, return it modulo 10^(9) + 7. A simple and short description, nothing too fancy just

Heartbeat

The health check is probably the most implemented endpoint in the history of service applications. Every time that I release my projects into the wild west of the internet, I usually have a health path for me to check the application health through Uptime Kuma. This time, since I wanted

The Challenge of Large File Checksums

How often do you use a website's provided checksum to verify that a file you downloaded wasn't corrupted or worse, what if it was tampered with during a man in the middle attack? In the modern day of internet, I suppose you won't be

ADVENT OF CODE!!

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Vim Animation for Advent of code day 1

1513. Number of Substrings With Only 1s

Heartbeat

The Challenge of Large File Checksums