using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace MemoryTest3
{

    class C1
    {
        public int x;
        public int y;
    }


    struct S1
    {
        public C1 A;
        public C1 B;
    }
    class Program
    {
        static void increment(S1 structArg)
        {
            structArg.A.x++;
        }


        static void Main(string[] args)
        {
            S1 struct1 = new S1();
            struct1.A = new C1();
            struct1.B = new C1();

            // Examine struct1 in watch, pay attention to addresses

            increment(struct1);

            // Examine values of struct1 in watch. 
        }
    }
}