Bat Goiko

using System;


class Program
{
    static void Main(string[] args)
    {


        int N = int.Parse(Console.ReadLine());
        int left = N;
        int right = N;
        int dash = 2;
        int increment = 1;

        for (int f = 1; f <= N; f++)
        {

            // LQVATA STRANA


            if (f == dash)
            {
                for (int i = 1; i <= N; i++)
                {

                    if (i == left)
                    {

                        Console.Write("/");

                    }
                    if (left < i)
                    {

                        Console.Write("-");

                    }
                    if (left > i)
                    {

                        Console.Write(".");

                    }





                }

                for (int i = N; i < N * 2; i++)
                {

                    if (i == right)
                    {

                        Console.Write(@"\");

                    }
                    if (right > i)
                    {

                        Console.Write("-");

                    }
                    if (right < i)
                    {

                        Console.Write(".");

                    }


                }
                increment++;
                dash += increment;
            }

            else
            {
                for (int i = 1; i <= N; i++)
                {
                    if (i == left)
                    {

                        Console.Write("/");

                    }
                    if (left > i)
                    {

                        Console.Write(".");

                    }
                    if (left < i)
                    {

                        Console.Write(".");

                    }
                }

                for (int i = N; i < N * 2; i++)
                {
                    if (i == right)
                    {

                        Console.Write(@"\");

                    }
                    if (right > i)
                    {

                        Console.Write(".");

                    }
                    if (right < i)
                    {

                        Console.Write(".");

                    }
                }



            }




















            right++;
            left--;

            Console.WriteLine();
        }

    }
}