using System;

using System.Serializable;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

    }

    public int IlandCount(List route)

    {

        int sziget = 0;

        for(int i = 1; i < route.Count; i++)

        {

            if((route[i] == 1) && (route[i - 1] == 0))

            {

                while((route[i] == 1))

                {

                }

            }

        }

    }

}