689

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

namespace ExamTasks
{
    class Program
    {
        static void Main(string[] args)
        {
            int[,] matrix = new int[7, 7];
            int i = 0;
            int j = 0;
            int counter = 1;
            while (counter < 49)
            {
                while (j < 7)
                {
                    if (matrix[i, j] != 0)
                        break;
                    else
                    {
                        matrix[i, j] = counter;
                        counter++;
                        j++;
                    }
                }
                j--;
                i++;
                while (i < 7)
                {
                    if (matrix[i, j] != 0)
                        break;
                    else
                    {
                        matrix[i, j] = counter;
                        counter++;
                        i++;
                    }
                }
                i--;
                j--;
                while (j >= 0)
                {
                    if (matrix[i, j] != 0)
                        break;
                    else
                    {
                        matrix[i, j] = counter;
                        counter++;
                        j--;
                    }
                }
                i--;
                j++;
                while (i >= 0)
                {
                    if (matrix[i, j] != 0)
                        break;
                    else
                    {
                        matrix[i, j] = counter;
                        counter++;
                        i--;
                    }
                }
                i++;
                j++;
            }
            matrix[i, j] = 49;
            for (int k = 0; k < 7; k++)
            {
                for (int l = 0; l < 7; l++)
                    Console.Write(matrix[k, l] + "\t");
                Console.WriteLine("");
            }
        }
    }
}