diff --git a/calculator.c b/calculator.c
index b173586..d2e6241 100644
--- a/calculator.c
+++ b/calculator.c
@@ -10,10 +10,11 @@ void sub(int a, int b)
 }
 void mul()
 {
-    printf("a *b = %d\n", a*b);
+    printf("a * b = %d\n", a * b);
 }
 void div()
 {
+	
 	return 0;
 }