using System;

public class Falafel

{

    private int numBalls;

    private string bread;

    private bool tehina;

}

public class FalafelDelivery

{

    private Falafel[] manot;

    private int currNum;

    public FalafelDelivery()//----- סעיף 1 

    {

        Falafel[] manot = new Falafel[20];

        currNum = 0;

    }

    public bool AddFalafel(Falafel Mana)// --- סעיף 2 

    {

        if(currNum < 20)

        {

            manot[currNum] = Mana;

            currNum++;

            return true;

        }

        return false;

    }

}

public class Program

{

    public static double CashDeliver(FalafelDelivery service)// --------- סעיף 3 

    {

        double cash =0;

        for(int i=0; i<service.GetcurrNum(); i++)

        {

            if(service.Getmanot()[i].Getballs() > 5 && service.Getmanot()[i].Gettehina())

            {

                 cash += service.Getmanot()[i].price()*0.1;

            }

            else

                cash += service.Getmanot()[i].price()*0.05;

        }

        return cash;

    }

    public static void Main()

    {

        Console.WriteLine("Hello World");

    }

}