save project

diy2.py

@@ -8,7 +8,9 @@ while True:
         break
     if name !=username:
         print("账号错误")
+        continue
     if password != userpassword:
         print("密码错误")
+        continue
     print("用户名和密码错误!请重新输入:")
 print("欢迎来到贝尔编程!")
\ No newline at end of file