static void Main(string[] args)
        {
            using (var sr = new StreamReader(@"C:\Users\Chris\Desktop\AdventOfCode2019\adventinput2.txt"))
            {
                var myArray = sr.ReadToEnd()
                    .Split('\n')
                    .SelectMany(s => s.Split(',')
                        .Select(x => int.Parse(x)))
                    .ToArray<int>();

                for (; ; )
                {
                    Console.WriteLine(index);
                    if (myArray[index] == 1)
                    {
                        AddOps(myArray);
                    }
                    else if (myArray[index] == 2)
                    {
                        MultiplyOps(myArray);
                    }
                    else
                    {
                        Console.WriteLine(myArray[0]);
                        Console.ReadLine();
                        return;
                    }
                }
            }
        }

        static void AddOps(int[] values)
        {
            values[index + 3] = values[values[index + 1]] + values[values[index + 2]];
            index += 4;
            Console.WriteLine(values[143]);
            return;
        }

        static void MultiplyOps(int[] values)
        {
            values[index + 3] = values[values[index + 1]] * values[values[index + 2]];
            index += 4;
            return;
        }