fix: impl day 14

1 files changed, 5 insertions, 23 deletions

diff --git a/src/day_14.rs b/src/day_14.rs
index 27d9f63..b5064b5 100644
--- a/src/day_14.rs
+++ b/src/day_14.rs
@@ -21,12 +21,8 @@ impl Solution for Day14 {
             .map(|s| s.chars().collect::<Vec<_>>())
             .collect::<Vec<_>>();
 
-        print_grid(&grid);
-
         tilt_grid(&mut grid);
 
-        print_grid(&grid);
-
         Ok(grid_load(grid))
     }
 
@@ -37,7 +33,6 @@ impl Solution for Day14 {
             .collect::<Vec<_>>();
 
         Ok(process_grid(grid, 1000000000))
-        // 105606 ==
     }
 }
 
@@ -45,33 +40,20 @@ type Grid = Vec<Vec<char>>;
 
 fn process_grid(mut grid: Grid, count: usize) -> usize {
     let mut cache = HashMap::new();
-    for i in 0..=count {
+    for i in 0..count {
+        if let Some(cycle) = cache.insert(grid.clone(), i) {
+            return process_grid(grid, (count - i) % (i - cycle));
+        }
+
         for _ in 0..4 {
             tilt_grid(&mut grid);
             grid = rotate_grid(&grid);
         }
-
-        if let Some(cycle) = cache.insert(grid.clone(), i).map(|n| n + 1) {
-            println!("\rcycle found: {cycle} - {i}");
-            return process_grid(grid, count % (i - cycle));
-        }
     }
 
-    print_grid(&grid);
-
     grid_load(grid)
 }
 
-fn print_grid(grid: &Grid) {
-    println!(
-        "{}\n",
-        grid.iter()
-            .map(|v| v.iter().collect::<String>())
-            .collect::<Vec<_>>()
-            .join("\n")
-    )
-}
-
 fn tilt_grid(grid: &mut Grid) {
     for col in 0..grid[0].len() {
         for mut row in 0..grid.len() {