static void Main(string[] args)
        {
            int[,] a = new int[,] {
                {1,1,1,0,0,0},
                {0,1,0,0,0,0},
                {1,1,1,0,0,0},
                {0,0,2,4,4,0},
                {0,0,0,2,0,0},
                {0,0,1,2,4,0}
            };

            int col = 0; int ind = 0; int currHighest = 0;
            while (col < 4)
            {
                currHighest = a[col, ind] + a[col, ind+1] + a[col,ind+2] + a[col+1,ind+1] + a[col+2,ind] + a[col+2,ind+1] + a[col+2,ind+2];
                ind++;
                Console.WriteLine(currHighest);
                if (ind == 4)
                {
                    ind = 0; col++;
                }
            }
            Console.ReadLine();
        }