Inverse Half Hollow Pyramid in C# - Beginner

using System;

public class Test
{
  public static void Main()
  {
   var number = Console.ReadLine();
   int n = Convert.ToInt32(number);
   PrintPattern print = new PrintPattern();
   print.Printpyramid(n);
  }
}

public class PrintPattern
{
  public void Printpyramid(int n)
  {
   int dummy=1;
   for(int i=0;i<n;i++)
   {
    for(int j=n;j>i;j--)
    {
     
     if(i==0||j==n||j==dummy)
     {
      Console.Write("* ");
     }
     else
     {
      Console.Write("  ");
     }
    }
    dummy++;
    Console.WriteLine();
   }
  }
}


OUTPUT



* * * * * * 
*       * 
*     * 
*   * 
* * 
*