
It started in December 2022. I bought a Dao — a 42-key column-staggered split running ZMK — and that was it. I was hooked. There's something about a split keyboard that rewires how you think about typing. Your hands stop reaching. Layers replace the number row, the symbol row, the navigation cluster. The keymap becomes a personal artifact you tune for months. And once you've tuned one, you want another board to tune.
Input is the same as for 2.1. This time I must find ids that differs by one letter in the same position:

Doing puzzle #2 of advent of code challenge in Rust. The puzzle is pretty simple. Input looks like this:
After first puzzle in advent of code i found a function that can be reused:

If You use blender as video editor you probably doing a lot of manual work to setup and rebuild strip proxies (Proxy/timecode) in Sequencer. Been there, tired to do that!

In my first puzzle in advent of code challenge I used some copy/pasted rust code which was not completely clear to me... It's time to understand the code and document it here.