public static void Main(string[] args) { List <string> input = Reading(); var pricePerDay = decimal.Parse(input[0]); var totalDaysCount = int.Parse(input[1]); var season = Enum.Parse <Season>(input[2]); var discountType = Enum.Parse <DiscountType>("None"); discountType = ValidateDiscountType(input, discountType); var priceCalculator = new PriceCalculator(pricePerDay, totalDaysCount, season, discountType); Console.WriteLine($"{priceCalculator.PriceCalculation():f2}"); }