Win32FrisrtApp

#include <windows.h>
#include <tchar.h>

int WINAPI WinMain(
	_In_ HINSTANCE hInstance,
	_In_opt_ HINSTANCE hPrevInstance,
	_In_ LPSTR     lpCmdLine,
	_In_ int       nCmdShow
) {
	MessageBox(NULL, _T("First_App"), _T("Title"), MB_OKCANCEL);
	return 0;
};