Advent of Code in OCaml Run dune exec aoc -- -help dune exec aoc -- -day 1 -part 1 dune exec aoc -- -d 1 -p 1 Build dune build Test dune test Create Local Switch opam switch create ./ ocaml-base-compiler.5.2.0 --deps-only --locked Install New Dependencies opam install . --deps-only --locked Lock New Dependencies opam lock . --direct-only