figure out how to make the code less janky with regards to formatted printing

[andrewrk]

This pattern is pretty clunky:

https://github.com/andrewrk/poop/blob/b01058a8081e5584f1c28f74c59643e413b562df/src/main.zig#L329-L332

See also #4

I don't know exactly what it takes to solve this issue but I was very frustrated with std.fmt while working on this codebase.

[andrewrk]

Fix reverted in b8b4297a067033feab1faf18c23615c7d4efd06f

[andrewrk]

Fixed by #30