using System;

public class Program

{

    public static void Main()

    {

        int i,j,a;

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

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

        {

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

            {

                Console.Write("*");

            }

            Console.WriteLine("\n");

        }

    }

}