save project

diy2.py

@@ -8,7 +8,9 @@ while True:
         break
     print("用户名和密码错误!请重新输入")
     if name != username: 
+        continue
         print("账号输错") 
     if password != userpassword:
+        continue
         print("密码输错")
 print("欢迎来到贝尔编程!")