if (litersFuel >= 20 && litersFuel <= 25) {
            double discount = fuelPrice * 0.08;
            fuelPrice = fuelPrice - discount;
        }else if (litersFuel > 25) {
            double discount = fuelPrice * 0.10;
            fuelPrice = fuelPrice - discount;
        }else {
            fuelPrice = fuelPrice;
        }
        double endPriceOfFuel = fuelPrice * litersFuel;
        System.out.printf("%.2f lv.", endPriceOfFuel);
    }
}