using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("World");

int z =1;

for (int t=0;t <8;t++){

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

Console.Write("*");

}

Console.Write(" ");

for (int u=0;u <z;u++){

Console.Write("*");}

Console.WriteLine("");

z++;

}}

}