as

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

namespace Viernes
{
    class Program
    {
        static void Main(string[] args)
        {

            //SpaceCar sp = new SpaceCar();

            int[,] marte = new int[5, 5];
            //preenchendo a matriz
            for (int i = 4; i >= 0; i--)
            {
                for (int j = 4; j >= 0; j--)
                {
                    marte[i,j] = i + j;
                }
            }
            //mostrar matriz
            for (int i = 4; i >= 0; i--)
            {
                for (int j = 4; j >= 0; j--)
                {
                    Console.Write(" "+ marte[i,j]);
                }
                Console.WriteLine("\n");

            }



            Console.ReadKey();
        }
    }
}