using System;

public class Program

{

    public static void Main()

    {

        for (int i = 1; i <= 10; i++)  

        { 

            for (int k = i; k < 10; k++) 

                Console.Write(" "); 

            for (int j = 1; j <= (2 * i - 1); j++) 

                Console.Write("*"); 

            Console.WriteLine(); 

        } 

    }

}