diagonal, C# - rextester

diagonal

//Title of this code
//Rextester.Program.Main is the entry point for your code. Don't change it.
//Compiler version 4.0.30319.17929 for Microsoft (R) .NET Framework 4.5

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;

namespace Rextester
{
    public class Program
    {
        public static void Main(string[] args)
        {
            //Your code goes here
            int[] a= new int[3,3];
            int i,j,s=0;
           
            Console.WriteLine("enter the elements");
            for(i=0;i<3;i++)
            {
            for(j=0;j<3;j++)
            {
            a[i,j]= Int32.Parse(Console.ReadLine());
            }
            }
             Console.WriteLine("enter the elements");
            for(i=0;i<3;i++)
            {
            for(j=0;j<3;j++)
            {
              Console.Write(a[i,j]+"\t");
            }
            Console.WriteLine();
            }
              for(i=0;i<3;i++)
            {
            for(j=0;j<3;j--)
            {
                if(i==j)
                {
                  s=s+a[i,j];
                  }
                  
            }
            Console.WriteLine();
            }
            
            Console.ReadKey();
        }
        
    }
}


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