diff --git a/y2024/src/days/d17.rs b/y2024/src/days/d17.rs
index 868680a..b3e248b 100644
--- a/y2024/src/days/d17.rs
+++ b/y2024/src/days/d17.rs
@@ -62,14 +62,19 @@ pub fn process_part2(input: &str) -> u32 {
         })
         .collect_vec()
         .concat();
+    let mut a = 0;
     loop {
+        registers.insert("A", a);
         let out = exec_program(instructions.clone(), &mut registers);
         if out == orig {
+            println!("{orig:?}");
+            println!("{out:?}");
             break;
         }
+        a += 1;
     }
 
-    *registers.get("A").unwrap()
+    a
 }
 
 fn exec_program(instructions: Vec<(&str, &str)>, registers: &mut HashMap<&str, u32>) -> Vec<u32> {