From ddfc5ff15403b4a34813d9cc6a0799c2ddbc3a65 Mon Sep 17 00:00:00 2001
From: Viacheslav Slinko <me@vslinko.ru>
Date: Wed, 18 Dec 2024 20:31:06 +0300
Subject: [PATCH] day18

---
 src/day18.rs | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/day18.rs b/src/day18.rs
index 699d4db..5dd801d 100644
--- a/src/day18.rs
+++ b/src/day18.rs
@@ -1,6 +1,5 @@
 use dary_heap::BinaryHeap;
 use std::cmp::Ordering;
-use std::fmt::Display;
 
 const WIDTH: usize = 71;
 const HEIGHT: usize = 71;
@@ -129,11 +128,11 @@ unsafe fn find_fastest_path_score(grid: &[bool; GRID_SIZE]) -> usize {
     usize::MAX
 }
 
-pub fn part1(input: &str) -> impl Display {
+pub fn part1(input: &str) -> usize {
     unsafe { inner1(input) }
 }
 
-unsafe fn inner1(input: &str) -> impl Display {
+unsafe fn inner1(input: &str) -> usize {
     let input = input.as_bytes();
     let mut grid = [true; GRID_SIZE];
     let mut i = 0;
@@ -163,11 +162,11 @@ unsafe fn inner1(input: &str) -> impl Display {
     find_fastest_path_score(&grid)
 }
 
-pub fn part2(input: &str) -> impl Display {
+pub fn part2(input: &str) -> String {
     unsafe { inner2(input) }
 }
 
-unsafe fn inner2(input: &str) -> impl Display {
+unsafe fn inner2(input: &str) -> String {
     let input = input.as_bytes();
     let mut initial_grid = [true; GRID_SIZE];
     let mut i = 0;