using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

        for (int i = 1; i <= 100; i++)  

        {        

            if (i % 3 == 0)  

        {  

           Console.WriteLine("fizz");  

        }  

        else if (i % 5 == 0)  

        {  

           Console.WriteLine("buzz");  

        }  

              if (i % 3 == 0 && i % 5 == 0)  

        {  

            Console.WriteLine("fizz buzz");  

        }  

                else  

             {  

                 Console.WriteLine(i);  

             }      

        } 

    }

}