save project

diy2.py

@@ -8,5 +8,6 @@ while True
        break
     if name != username:
        print("用户名不存在,请重新输入")   
-    if password != userpassword
+    if password != userpassword:
+       print("密码不存在,请重新输入")
 print("欢迎来到贝尔编程!")
\ No newline at end of file