pocket watch

Author: Janiczek

src/aoc_2024/day_16.gleam

@@ -9,12 +9,14 @@ import gleam/result
 import gleam/set.{type Set}
 import gleamy/priority_queue.{type Queue}
 import grid.{type Dir, type Grid, type XY}
+import pocket_watch
 
 pub type Input {
  Input(grid: Grid(Nil), reindeer: XY, exit: XY)
 }
 
 pub fn parse(input: String) -> Input {
+ use <- pocket_watch.simple("parse")
  let grid: Grid(Nil) =
  input
  |> grid.from_string
@@ -33,6 +35,7 @@ pub fn parse(input: String) -> Input {
 }
 
 pub fn pt_1(input: Input) {
+ use <- pocket_watch.simple("part 1")
  pt_1_aux(
  input,
  todos: priority_queue.from_list(
@@ -128,6 +131,7 @@ fn find_cost(step: Step) -> Int {
 }
 
 pub fn pt_2(input: Input) {
+ use <- pocket_watch.simple("part 2")
  let steps =
  pt_2_aux(
  input,
@@ -145,16 +149,16 @@ pub fn pt_2(input: Input) {
  seen: dict.new(),
  best: 109_496,
  )
- io.println_error(
- grid.to_string(input.grid, fn(xy, c) {
- case set.contains(steps, xy), c {
- True, Error(Nil) -> #("O", Error(Nil))
- True, Ok(Nil) -> panic as "walked over a wall?"
- False, Error(Nil) -> #(".", Error(Nil))
- False, Ok(Nil) -> #("#", Error(Nil))
- }
- }),
- )
+ //io.println_error(
+ // grid.to_string(input.grid, fn(xy, c) {
+ // case set.contains(steps, xy), c {
+ // True, Error(Nil) -> #("O", Error(Nil))
+ // True, Ok(Nil) -> panic as "walked over a wall?"
+ // False, Error(Nil) -> #(".", Error(Nil))
+ // False, Ok(Nil) -> #("#", Error(Nil))
+ // }
+ // }),
+ //)
 
  set.size(steps)
 }
@@ -222,16 +226,15 @@ fn pt_2_aux(
  }
  },
  )
- io.debug(#(
- "found",
- todo_.cost,
- set.size(pt_2_final(input.exit, new_seen)),
- ))
+ //io.debug(#(
+ // "found",
+ // todo_.cost,
+ // set.size(pt_2_final(input.exit, new_seen)),
+ //))
  let new_best = int.min(best, todo_.cost)
  pt_2_aux(
  input,
  todos: rest_of_todos,
- // |> list.filter(fn(t) { t.cost <= new_best }),
  seen: new_seen,
  best: new_best,
  )