Sebastian Lauwers on Nostr: npub129gva…e4kwg You can just treat the expansion on its own and add it at the end ...

npub129gvast08lj986yftn7q5qlnj8yfqufxx0m33s9u5xssjm8c64rsve4kwg (npub129g…4kwg) You can just treat the expansion on its own and add it at the end after you’ve calculated the manhattan distance: x1.abs_diff(x2) + y1.abs_diff(y2) + (expansion_x + expansion_y) * expansion_factor

https://github.com/teotwaki/advent-of-code/blob/main/2023/day11/src/main.rs