diff --git a/solutions/mauer4_solution.c b/solutions/mauer4_solution.c
index 9dfc92d..fe32a67 100644
--- a/solutions/mauer4_solution.c
+++ b/solutions/mauer4_solution.c
@@ -269,5 +269,6 @@ int main() {
     } else {
         printf("{\"error\": \"No valid solution found\"}\n");
     }
+    
     return 0;
 }
\ No newline at end of file