C#

public class VariousTests
{
    public static void Main(string[] args)
    {
        AClass c = new AClass();
        int y = c.DemandSupplyMatrix[0, 0]; // breakpoint 2
    }
}

class AClass
{
    private int[,] _aMatrix = null;
    public int[,] DemandSupplyMatrix
    {
        get
        {
            if (_aMatrix == null)
                _aMatrix = new int[9, 4];

            return _aMatrix; // breakpoint 1
        }
    }
}

static string str= "OKVALUES";
static string encode(string s)
{
 string strTest = "";
 for (int i = 0; i < s.Length; i++)
 {
   byte b = (byte)s[i];
   strTest += str[b >> 4];
   strTest += str[b & 0xf];
 }
 return strTest ;
}