save project

diy2.py

@@ -7,4 +7,7 @@ while True:
         print("登陆成功！")
         print("欢迎登陆！")
         break
-    print("登录失败")
\ No newline at end of file
+    if name!=username:
+        print("登录失败 用户名错误")
+    if word!=userpassword:
+        print("登录失败 密码错误")
\ No newline at end of file