I like how simple your parsing for the boards in day 4 is. I spent too much time writing a "buffered/chunk" iterator extension for zero_functional and failed! :D
Here's my repo: <https://github.com/ZoomRmc/aoc2021_nim> I'm not sure I'll be able to keep the tempo, but we'll see. For those using Matrix, the bridged room is [#nim-aoc:matrix.org](https://matrix.to/#/#nim-aoc:matrix.org)
