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|
(*
* SPDX-FileCopyrightText: Copyright 2025 Alexandre Jesus <https://adbjesus.com>
*
* SPDX-License-Identifier: GPL-3.0-or-later
*)
open Aoc2025
let parse_day s =
match int_of_string_opt s with
| Some n when n >= 1 && n <= 12 -> n
| _ ->
failwith
(Format.sprintf
"Day '%s' is invalid, expected an integer between 1 and 12" s)
let parse_part s =
match int_of_string_opt s with
| Some n when n >= 1 && n <= 2 -> n
| _ ->
failwith
(Format.sprintf
"Part '%s' is invalid, expected an integer between 1 and 2" s)
let day_part_fn day part =
let day = parse_day day in
let part = parse_part part in
match (day, part) with
| 1, 1 -> Day01.part1
| 1, 2 -> Day01.part2
| 2, 1 -> Day02.part1
| 2, 2 -> Day02.part2
| 3, 1 -> Day03.part1
| 3, 2 -> Day03.part2
| 4, 1 -> Day04.part1
| 4, 2 -> Day04.part2
| 5, 1 -> Day05.part1
| 5, 2 -> Day05.part2
| 6, 1 -> Day06.part1
| 6, 2 -> Day06.part2
| 7, 1 -> Day07.part1
| 7, 2 -> Day07.part2
| 8, 1 -> Day08.part1
| 8, 2 -> Day08.part2
| 9, 1 -> Day09.part1
| 9, 2 -> Day09.part2
| _ ->
failwith
(Format.sprintf "Day %d, part %d, has not yet been implemented\n" day
part)
let () =
let usage_msg = "aoc2025 <day> <part> <inputfile>" in
let args = ref [] in
let anon_fun arg = args := arg :: !args in
let speclist = [] in
Arg.parse speclist anon_fun usage_msg;
let args = Array.of_list !args in
if Array.length args != 3 then
failwith "Wrong number of arguments, expected 3: <day> <part> <inputfile>"
else
let fn = day_part_fn args.(2) args.(1) in
let ic = open_in args.(0) in
try
let s = Unix.gettimeofday () in
fn ic;
Printf.printf "%.3f" (Unix.gettimeofday () -. s)
with e ->
close_in_noerr ic;
raise e
|
