save project

diy1.py

@@ -8,5 +8,8 @@ while True:
     if username==name and userpassword==password:
         print("登陆成功")
         break
-    print("输入错误，请重新输入")
-print("欢迎")
\ No newline at end of file
+    if username!=name:
+        print("用户名输入错误，请重新输入")
+    if userpassword!=password:
+        print("密码输入错误，请重新输入")
+print("欢迎")