int main(int argc, char* argv[])
{
	char * sBuf = new char[256];
	int iBegin = atoi(argv[1]);
	int iEnd = atoi(argv[2]); 
	FILE* fID = fopen("id.txt", "a");

	while(iBegin <= iEnd)
	{
		itoa(iBegin++, sBuf, 10);
		fputs(sBuf, fID);
	}

	fclose(fID);
	delete sBuf;
	return 0;
}