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

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            const int n = 7;
            int[] A = new int[n*n] {
            1, 3, 3, 7, 4, 8, 8,
            1, 3, 3, 7, 4, 8, 8,
            1, 3, 3, 7, 4, 8, 8,
            1, 3, 3, 7, 4, 8, 8,
            1, 3, 3, 7, 4, 8, 8,
            1, 3, 3, 7, 4, 8, 8,
            1, 3, 3, 7, 4, 8, 8
            };

            int[] vec = new int[2 * n - 1];
                for(int j = 0; j < n; j++)
                {
                    vec[(2*n - 1)/2] += A[n*j + j];
                    for(int f = 1; f < n; f++)
                    {
                          if(j-f >= 0)
                            vec[(2*n - 1)/2 - f] += A[n*(j - f) + j];

                        if(j + f < n)
                            vec[(2 * n - 1)/2 + f] += A[n*(j + f) + j];
                    }
                }

            for(int i = 0; i < 2*n - 1; i++)
                Console.Write("{0:d} ", vec[i]);
            Console.ReadKey();
        }
    }
}