save project

diy1.py

@@ -7,7 +7,9 @@ while True:
     if name==username and password==userpassword:
         print("登陆成功!")
         break
-    print("错误")
-print("欢迎")
-
+    if name != username:
+        print("账号错误！")
+    if password !=userpassword:
+        print("密码错误！")
+print("欢迎！")
 # 如果用户输入的账号、密码正确，提示登陆成功
\ No newline at end of file