diff --git a/2024/11/main.py b/2024/11/main.py
index eeb3a88..9bedd6f 100644
--- a/2024/11/main.py
+++ b/2024/11/main.py
@@ -19,12 +19,14 @@ def blink(stone: str) -> list:
         return [1]
 
     if len(str(stone)) % 2 == 0:
+        # split stone
         middle = len(str(stone)) // 2
-        first = str(stone)[:middle]
-        second = str(stone)[middle:]
-        return [int(first), int(second)]
+        tens = 10**middle
+        first = stone // tens
+        second = stone % tens
+        return [first, second]
 
-    return [int(stone) * 2024]
+    return [stone * 2024]
 
 
 def solve(stones: dict) -> dict: