将/subsystem:console改成/subsystem:windows 保存

你应该是忘记保存了，在你将Project Options中/subsystem:console改成/subsystem:windows 以后，记得要保存，或是在你关闭VC++ 时在弹出的提示
You have made changes to the 'WinMain' workspace and/or oue or more of the projects it cont