static void Main(string[] args)
        {
            parResults res = new parResults();

            res.setParContractsString(0, "foo");
            res.setParContractsString(1, "bar");
            foo(res);
            Console.WriteLine(res.getParScore(0));
            Console.WriteLine(res.getParScore(1));
            Console.ReadLine();
        }
 static extern void foo([In, Out] parResults res);