Sum of two dimensional arrays

Sum of two dimensional arrays

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace ConsoleApplication24

{

    class Program

    {

        static void Main(string[] args)

        {

            int i, j;

            int[,] a1 = new int[3, 3];

            int[,] a2 = new int[3, 3];

            int[,] a3 = new int[3, 3];

            Console.WriteLine("enter the first array values:");

            for (i = 0; i < 3; i++)

            {

                for (j = 0; j < 3; j++)

                {

                    a1[i, j] = Convert.ToInt32(Console.ReadLine());

                }

            }

            Console.WriteLine("enter the second array values:");

            for (i = 0; i < 3; i++)

            {

                for (j = 0; j < 3; j++)

                {

                    a2[i, j] = Convert.ToInt32(Console.ReadLine());

                }

            }

            Console.WriteLine("sum of two dimensional array:");

            for (i = 0; i < 3; i++)

            {

                for (j = 0; j < 3; j++)

                {

                    Console.Write("  " + (a1[i, j] + a2[i, j]));

                }

                Console.WriteLine();

            }

            Console.ReadLine();

        }

    }

}
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