using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

        Console.WriteLine("Enter number to check");

        string n = Console.ReadLine();

        int num = Int32.Parse(n);

        if (num > 0){

            Console.Write("Positive");

        }

                else if (num < 0){

            Console.Write("Negtive");

        }

        else 

        {

            Console.Write("Zero");

        }

        Console.ReadLine();

    }

}