using System;
namespace DataBytes___Lab
{
    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('-', 2 * n));
        }
        static void PrintMiddleRow(int n)
        {
            Console.Write('-');
            for (int i = 1; i < n; i++)
            {
                 Console.Write("\\/");
            }
            Console.WriteLine('-');           
        }       
    }
}