using System;

namespace Week3
{
  class Program
  {
    static void Main(string[] args)
    {
      int n = int.Parse(Console.ReadLine());

      for (int row = 1; row <= n; row++)
      {
        char side = '/', middle = ' ';
        // if we are on first or last row - we put '*' on both sides(left and right) instead of '/'
        if (row == 1 || row == n)
        {
          side = '*';
        }
        //if we are on "middle" row we put '|' instead of ' '
        if (row == (n + 1) / 2)
        {
          middle = '|';
        }
        //set template for each row
        Console.WriteLine("*{0}*{1}*{0}*", new string(side, 2*n -2), new string(middle, n));
      }
    }
  }
}