diff --git a/basics.py b/basics.py
index 08342c7..e453560 100644
--- a/basics.py
+++ b/basics.py
@@ -1,3 +1,4 @@
-student_grades = {"Marry":9.1, "Sim":8.8, "John":7.5}
-for grades in student_grades.values():
-    print(grades)
\ No newline at end of file
+username = ""
+
+while username != "pypy":
+    username = input("Enter username: ")
\ No newline at end of file