using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Vnesi broj na redici");

        int n = Convert.ToInt32(Console.ReadLine());

        for ( int i = 0; i < n; i++ ) {

            for ( int j = 0; j <= i; j++ ) {

                Console.Write("* ");

            }

            Console.WriteLine("\n");

        }

    }

}