save project

diy2.py

@@ -8,7 +8,7 @@ while True:
         break
         break
     if name != username:
     if name != username:
         print("用户不存在,请重新输入")
         print("用户不存在,请重新输入")
+        continue
     if password != userpassword:
     if password != userpassword:
         print("密码不正确,请重新输入")
         print("密码不正确,请重新输入")
-        continue
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
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