SpiritVacationTrip

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class SpiritVacationTrip {
    public static void main(String[] args) throws IOException {
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));


        int daysOfVacation = Integer.parseInt(reader.readLine());
        double budget = Double.parseDouble(reader.readLine());
        int group = Integer.parseInt(reader.readLine());
        double fuelPerKilometer = Double.parseDouble(reader.readLine());
        double foodPerPerson = Double.parseDouble(reader.readLine());
        double priceRoomPerNight = Double.parseDouble(reader.readLine());



        double expForFood = foodPerPerson*group*daysOfVacation;


        double costForHotel = priceRoomPerNight*group*daysOfVacation;

        if(group > 10) {
            costForHotel = costForHotel - costForHotel * 0.25;
        }

        if(budget - costForHotel < 0){
            System.out.printf("Not enough money to continue the trip. You need %.2f$ more.",Math.abs(budget - costForHotel));
            return;
        }

        double fullExp = expForFood + costForHotel;
        double consumedFuel = 0

        for (int i = 1; i <= daysOfVacation ; i++) {
            double kilometer = Integer.parseInt(reader.readLine());

            consumedFuel = kilometer * fuelPerKilometer;

            fullExp += consumedFuel;

            if(i%3 == 0){
                fullExp += fullExp * 0.4;
            }
            if(i%5 == 0){
                fullExp += fullExp *  0.4;
            }
            if(i%7 == 0){
                fullExp = fullExp - fullExp/ group;
            }

            if(budget - fullExp < 0){
                System.out.printf("Not enough money to continue the trip. You need %.2f$ more.",Math.abs(budget - fullExp));
                return;
            }

        }
          System.out.printf("You have reached the destination. You have %.2f$ budget left.", budget - fullExp);
    }

}