Fix day 2 bug

UnderscoreTud · Dec 2, 2024 · 2e4b2a4 · 2e4b2a4
1 parent d472654
commit 2e4b2a4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/bin/02.rs b/src/bin/02.rs
@@ -4,7 +4,7 @@ fn is_safe(data: &Vec<u32>) -> bool {
     let mut previous_direction = None;
     for i in 0..(data.len() - 1) {
         let diff = data[i].abs_diff(data[i + 1]);
-        if diff > 3 {
+        if diff == 0 || diff > 3 {
             return false;
         }
         let direction = data[i].cmp(&data[i + 1]);