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 public class reverse
   {
       int n;
       public void rev()
       {
           Console.Write("\n\t\tEnter length of array : ");
           n = Convert.ToInt32(Console.ReadLine());

           int[] arr1 = new int[n];
           int[] arr2 = new int[n];

           Console.WriteLine("\n\t\tEnter {0} numbers : ", n);
           for (int x = 0; x < n; x++)
           { arr1[x] = Convert.ToInt32(Console.ReadLine()); }

           Console.Write("\n\t\tReversed element : ");
           for (int y = n - 1; y >= 0; y--)
           { arr2[(n - 1) - y] = arr1[y]; }
           for (int z = 0; z < n; z++)
           { Console.Write(" {0}", arr2[z]); }
           Console.WriteLine("\n");
       }
   }