Pull requests help you collaborate on code with other people. As pull requests are created, they’ll appear here in a searchable and filterable list. To get started, you should create a pull request.

2025 in progress! Blazing fast Rust solutions for every Advent of Code puzzle from 2015 to 2024, solving 500 stars in less than 1 second.

December 1, 2025: we added a new Infinity Nikki code offering free threads of purity, shiny bubbles, and bling to our list! We also checked existing codes to make sure they still work Are there any ...

In Morse code, a short duration flash or ‘dot’ denotes a letter ‘E’ and a long duration flash, or ‘dash’, means letter ‘T’. Until now, the ability to discriminate between ‘dot’ and ‘dash’ has been ...