using System;

public class Program

{

    public static void Main()

    {

        int x, y, z;

        Console.Write("Pyramid pattern containing asterisks:\n");

        Console.Write("\n\n");

        Console.Write("Input number of rows: ");

        z = Convert.ToInt32(Console.ReadLine());

        for (x=0; x<z; x++)

        {

            for (y=1; y<=z; y++);

            Console.Write(" ");

            for (y=1; y<=2*x+1; y++);

            Console.Write("*");

            Console.Write("\n");

        }

    }

}