using System;

public class Program

{

    public static void Main()

    {

        int rows,i,j;

        Console.WriteLine("Enter how many rows u want");

        rows = int.Parse(Console.ReadLine());

        for (i=0; i <= rows; i++)

        {

            for (j=0; j <= rows; j++)

        {

            if (i <= j)

            {

                Console.Write("*"); 

            }

        }   

            Console.WriteLine("\n");    

        }   

    }

}