Problem01 - X

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

namespace Problem01_X
{
    class Solution
    {
        static void Main(string[] args)
        {
            int number = int.Parse(Console.ReadLine());

            string symbol = "x";
            int emptySpace = number - 2;

            Console.WriteLine(symbol + new string(' ', emptySpace) + symbol);

            for (int i = 0; i < number / 2 - 1; i++)
            {
                for (int j = 0; j <= i; j++)
                {
                    Console.Write(" ");
                }
                Console.Write(symbol);

                for (int ki = 0; ki < ((emptySpace - 2) - i * 2); ki++)

                {
                    Console.Write(" ");

                }
                Console.WriteLine(new string('x', 1));

            }
            Console.WriteLine(new string(' ', number / 2) + "x" + new string(' ', number / 2));

            for (int i = 0; i < number / 2; i++)
            {
                for (int j = 0; j < (number / 2 - 1) - i; j++)
                {
                    Console.Write(" ");
                }
                Console.Write(symbol);

                for (int k = 0; k <= i * 2; k++)
                {
                    Console.Write(" ");
                }
                Console.WriteLine("x");
            }

        }
    }
}