checkpoint

day06/src/main.rs

@@ -22,7 +22,17 @@ fn pt1(input: &str) -> usize {
 }
 
 fn pt2(input: &str) -> usize {
-    0
+    let mut total = 0;
+
+    let mut board = Board::new(input);
+
+    let guard = board.guard;
+
+    let no = [guard.0, guard.1.next(guard.0)];
+
+    while let Some(loc) = board.step() {}
+
+    total
 }
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq, Default)]