Draw a Filled Square

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



namespace ConsoleApp1
{
    class Program
    {


        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());

            PrintHeaderRow(n);
            for (int i = 0; i < n - 2; i++)
            {
                PrintMiddleRow(n);
            }
            PrintHeaderRow(n);
        }

        static void PrintHeaderRow(int n)
        {
            Console.WriteLine(new string('-', n * 2));
        }

        static void PrintMiddleRow(int n)
        {
            Console.Write("-");
            for (int i=0; i <(( n * 2)-2)/2; i++)
            {
                Console.Write("\\/");

            }
            Console.WriteLine("-");
        }


    }
}