using System;
public class Program
{
public static void Main()
Console.WriteLine("Hello World");
Console.WriteLine();
String A = Console.ReadLine();
String B = Console.ReadLine();
int a = Int32.Parse(A);
int b = Int32.Parse(B);
if (a == 12*3)
if (b == Console.ReadLine)
{Console.WriteLine(a);
Console.WriteLine(b);
}else ;
}