save project

diy2.py

@@ -8,6 +8,9 @@ while True:
         break
     if name != username:
         print("账号名错了，请重输！")
+        continue
     if password != userpassword:
         print("密码错了，请重输！")
+        continue
 print("欢迎来到贝尔编程!")
+