Vacation

using System;

namespace Practice___Vacation
{
    class Program
    {
        static void Main(string[] args)
        {
             // Input
            double numberOfPersons = int.Parse(Console.ReadLine());
            string typeOfGuests = Console.ReadLine();
            string dayOfTheWeek = Console.ReadLine();
             // Strings for type of guests
            string students = "Students";
            string Business = "Business";
            string Regular = "Regular";
             // Strings fot type of the day
            string friday = "Friday";
            string saturday = "Saturday";
            string sunday = "Sunday";
             //Main variables
            double price = 0.0;
            double totalPrice = 0;

            //Cheking for correct types peoples and days
            //Calculatin the total amouth for the group
            if (typeOfGuests == students)
            {
                if (dayOfTheWeek == friday)
                {
                    //Cheking do the groupe have discount ot not
                    if (numberOfPersons >= 30 || typeOfGuests == students)
                    {
                        price = 8.45;
                        totalPrice = price * numberOfPersons;
                        double discount = totalPrice * 0.85;
                        Console.WriteLine($"Total price: {discount:F2}");
                    }
                    else
                    {
                        price = 8.45;
                        totalPrice = price * numberOfPersons;
                        Console.WriteLine($"Total price: {totalPrice:F2}");
                    }

                }
                else if (dayOfTheWeek == saturday)
                {
                    //Cheking do the groupe have discount ot not
                    if (numberOfPersons >= 30 || typeOfGuests == students)
                    {
                        price = 9.80;
                        totalPrice = price * numberOfPersons;
                        double discount = totalPrice * 0.85;
                        Console.WriteLine($"Total price: {discount:F2}");
                    }
                    else
                    {
                        price = 9.80;
                        totalPrice = price * numberOfPersons;
                        Console.WriteLine($"Total price: {totalPrice:F2}");
                    }

                }
                else if (dayOfTheWeek == sunday)
                {
                    //Cheking do the groupe have discount ot not
                    if (numberOfPersons >= 30 || typeOfGuests == students)
                    {
                        price = 10.46;
                        totalPrice = price * numberOfPersons;
                        double discount = totalPrice * 0.85;
                        Console.WriteLine($"Total price: {discount:F2}");
                    }
                    else
                    {
                        price = 10.46;
                        totalPrice = price * numberOfPersons;
                        Console.WriteLine($"Total price: {totalPrice:F2}");
                    }

                }
            }
            else if (typeOfGuests == Business)
            {
                if (dayOfTheWeek == friday)
                {
                    //Cheking do the groupe have discount ot not
                    if (numberOfPersons >= 100 || typeOfGuests == Business)
                    {
                        price = 10.90;
                        double discount = numberOfPersons - 10;
                        totalPrice = discount * price;
                        Console.WriteLine($"Total price: {totalPrice:F2}");
                    }
                    else
                    {
                        price = 10.90;
                        totalPrice = price * numberOfPersons;
                        Console.WriteLine($"Total price: {totalPrice:F2}");
                    }

                }
                else if (dayOfTheWeek == saturday)
                {
                    //Cheking do the groupe have discount ot not
                    if (numberOfPersons >= 100 || typeOfGuests == Business)
                    {
                        price = 15.60;
                        double discount = numberOfPersons - 10;
                        totalPrice = discount * price;
                        Console.WriteLine($"Total price: {totalPrice:F2}");
                    }
                    else
                    {
                        price = 15.60;
                        totalPrice = price * numberOfPersons;
                        Console.WriteLine($"Total price: {totalPrice:F2}");
                    }

                }
                else if (dayOfTheWeek == sunday)
                {
                    //Cheking do the groupe have discount ot not
                    if (numberOfPersons >= 100 || typeOfGuests == Business)
                    {
                        price = 16;
                        double discount = numberOfPersons - 10;
                        totalPrice = discount * price;
                        Console.WriteLine($"Total price: {totalPrice:F2}");
                    }
                    else
                    {
                        price = 16;
                        totalPrice = price * numberOfPersons;
                        Console.WriteLine($"Total price: {totalPrice:F2}");
                    }

                }
            }
            else if (typeOfGuests == Regular)
            {
                if (dayOfTheWeek == friday)
                {
                    //Cheking do the groupe have discount ot not.
                    if (numberOfPersons >= 10 && typeOfGuests == Regular && numberOfPersons <= 20)
                    {
                        price = 15;
                        totalPrice = price * numberOfPersons;
                        double discount = totalPrice * 0.95;
                        Console.WriteLine($"Total price: {discount:F2}");

                    }
                    else
                    {
                        price = 15;
                        totalPrice = price * numberOfPersons;
                        Console.WriteLine($"Total price: {totalPrice:F2}");
                    }

                }
                else if (dayOfTheWeek == saturday)
                {
                    //Cheking do the groupe have discount ot not
                    if (numberOfPersons <= 20 && typeOfGuests == Regular && numberOfPersons >= 10)
                    {
                        price = 20;
                        totalPrice = price * numberOfPersons;
                        double discount = totalPrice * 0.95;
                        Console.WriteLine($"Total price: {discount:F2}");
                    }
                    else
                    {
                        price = 20;
                        totalPrice = price * numberOfPersons;
                        Console.WriteLine($"Total price: {totalPrice:F2}");
                    }

                }
                else if (dayOfTheWeek == sunday)
                {
                     //Cheking do the groupe have discount ot not
                    if (numberOfPersons >= 10 && numberOfPersons <= 20 && typeOfGuests == Regular)
                    {
                        price = 22.50;
                        totalPrice = price * numberOfPersons;
                        double discount = totalPrice * 0.95;
                        Console.WriteLine($"Total price: {discount:F2}");
                    }
                    else
                    {
                        price = 22.50;
                        totalPrice = price * numberOfPersons;
                        Console.WriteLine($"Total price: {totalPrice:F2}");

                    }

                }
            }

        }
    }
}