Girilen Değere Göre Piramit Yapan Program

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

namespace ConsoleApplication11
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.Write("Bir sayı girin :");
            int y = Convert.ToInt32(Console.ReadLine());
            for (int i = 1; i <= y; i += 2)
            {
                for (int x = i; x <= y; x += 2)
                {
                    Console.Write(" ");
                }
                for (int j = 1; j <= i; j += 1)
                {
                    Console.Write("*");

                }
                Console.WriteLine("");

            }
        }
    }
}