using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Enter a positive integer:");

        int n = int.Parse(Console.ReadLine());

        int[] array = new int[n];

        Console.WriteLine("Enter the values of the array:");

        for(int i = 0; i<n; i++)

        {

            array[i] = int.Parse(Console.ReadLine());

        }

        bool symmetric = true;

        for (int i = 0; i<array.Length/2; i++)

        {

         if (array[i]!=array[n-i-1])

         {

             symmetric = false;

    }

}

     Console.WriteLine("Is symmetric? {0}", symmetric);

    }

}