save project

diy1.py

@@ -9,6 +9,7 @@ while True:
         break
         break
     if name != username:
     if name != username:
         print("用户名错误，请重新输入")
         print("用户名错误，请重新输入")
+        continue
     if password != userpassword:
     if password != userpassword:
         print("密码错误，请重新输入")
         print("密码错误，请重新输入")
 print("欢迎来到贝尔编程")
 print("欢迎来到贝尔编程")