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| author | HJ <thechairman@thechairman.info> | 2023-12-17 20:35:20 -0500 |
|---|---|---|
| committer | HJ <thechairman@thechairman.info> | 2023-12-17 20:35:20 -0500 |
| commit | 7709cc9954456195d9894e092aa8d23e42125a16 (patch) | |
| tree | dbe8ef13b9bfd8fbbae2f98c94ab474c5598efb4 /aoc2023/src/utilities/array2d.gleam | |
| parent | 96c8dd61ba3804ea97927342bf7660985afed9eb (diff) | |
| parent | 9f0d9e4de0e6a69b9770b227f669af75667b8c90 (diff) | |
| download | gleam_aoc-7709cc9954456195d9894e092aa8d23e42125a16.tar.gz gleam_aoc-7709cc9954456195d9894e092aa8d23e42125a16.zip | |
Merge branch 'main' of https://github.com/hunkyjimpjorps/AdventOfCode
Diffstat (limited to 'aoc2023/src/utilities/array2d.gleam')
| -rw-r--r-- | aoc2023/src/utilities/array2d.gleam | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/aoc2023/src/utilities/array2d.gleam b/aoc2023/src/utilities/array2d.gleam index d7d05f8..83ec8ae 100644 --- a/aoc2023/src/utilities/array2d.gleam +++ b/aoc2023/src/utilities/array2d.gleam @@ -9,6 +9,12 @@ pub type Posn { pub type Array2D(a) = Dict(Posn, a) +pub fn add_posns(p1: Posn, p2: Posn) -> Posn { + case p1, p2 { + Posn(r1, c1), Posn(r2, c2) -> Posn(r1 + r2, c1 + c2) + } +} + pub fn to_2d_array(xss: List(List(a))) -> Array2D(a) { { use r, row <- list.index_map(xss) |