代码如下:#include int APIENTRY WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,LPSTR lpCmdLine,int nCmdShow){SendMessage(FindWindow(0,0),WM_SYSCOMMAND,SC_MONITORPOWER,2);//关闭::Sleep(10000);SendMessage(FindWindow(0,0),WM_SYSCOMMAND,SC_MONITORPOWER,-1)