diff --git a/calculator.py b/calculator.py
index 9cb6d7c..76c290f 100644
--- a/calculator.py
+++ b/calculator.py
@@ -14,7 +14,7 @@ def basic():
     #     /     for a / b
     #     *     for a * b
     # =============================================================================
-
+    print("hello world")
     op = input(
         'What kind of operation would you like to do?\
         \nChoose between "+, -, *, /" : ')