PastryShop

using System;

namespace ConsoleApp35
{
    class Program
    {
        static void Main(string[] args)
        {
            string product = Console.ReadLine();
            int productNum = int.Parse(Console.ReadLine());
            int dateOfMonth = int.Parse(Console.ReadLine());
            double cakeSum = 0;
            double souffleSum = 0;
            double baklavaSum = 0;
            double discount = 0;
            double dateDiscount = 0;
            double finalSum = 0;

            if (dateOfMonth <= 15)
            {
                if (product == "Cake")
                {
                    cakeSum = 24;
                    double cakePrice = cakeSum * productNum;

                    if (cakePrice >= 100 && cakePrice < 200)
                    {
                        discount = cakePrice * 0.15;
                        cakePrice -= discount;
                    }
                    else if (cakePrice > 200)
                    {
                        discount = cakePrice * 0.25;
                        cakePrice -= discount;
                    }
                    dateDiscount = cakePrice * 0.10;
                    finalSum = cakePrice - dateDiscount;
                    Console.WriteLine($"{finalSum:f2}");
                }

                if (product == "Souffle")
                {
                    souffleSum = 6.66;
                    double soufflePrice = souffleSum * productNum;

                    if (soufflePrice >= 100 && soufflePrice < 200)
                    {
                        discount = soufflePrice * 0.15;
                        soufflePrice -= discount;
                    }
                    else if (soufflePrice > 200)
                    {
                        discount = soufflePrice * 0.25;
                        soufflePrice -= discount;
                    }
                    dateDiscount = soufflePrice * 0.10;
                    finalSum = soufflePrice - dateDiscount;
                    Console.WriteLine($"{finalSum:f2}");
                }

                if (product == "Baklava")
                {
                    baklavaSum = 12.60;
                    double baklavaPrice = baklavaSum * productNum;

                    if (baklavaPrice >= 100 && baklavaPrice < 200)
                    {
                        discount = baklavaPrice * 0.15;
                        baklavaPrice -= discount;
                    }
                    else if (baklavaPrice > 200)
                    {
                        discount = baklavaPrice * 0.25;
                        baklavaPrice -= discount;
                    }
                    dateDiscount = baklavaPrice * 0.10;
                    finalSum = baklavaPrice - dateDiscount;
                    Console.WriteLine($"{finalSum:f2}");
                }

            }
            if (dateOfMonth > 15 && dateOfMonth <22)
            {
                if (product == "Cake")
                {
                    cakeSum = 28.70;
                    double cakePrice = cakeSum * productNum;

                    if (cakePrice >= 100 && cakePrice < 200)
                    {
                        discount = cakePrice * 0.15;
                        cakePrice -= discount;
                    }
                    else if (cakePrice > 200)
                    {
                        discount = cakePrice * 0.25;
                        cakePrice -= discount;
                    }

                    finalSum = cakePrice - discount;
                    Console.WriteLine($"{finalSum:f2}");
                }

                if (product == "Souffle")
                {
                    souffleSum = 9.80;
                    double soufflePrice = souffleSum * productNum;

                    if (soufflePrice >= 100 && soufflePrice < 200)
                    {
                        discount = soufflePrice * 0.15;
                        soufflePrice -= discount;
                    }
                    else if (soufflePrice > 200)
                    {
                        discount = soufflePrice * 0.25;
                        soufflePrice -= discount;
                    }

                    finalSum = soufflePrice - discount;
                    Console.WriteLine($"{finalSum:f2}");
                }

                if (product == "Baklava")
                {
                    baklavaSum = 16.98;
                    double baklavaPrice = baklavaSum * productNum;

                    if (baklavaPrice >= 100 && baklavaPrice < 200)
                    {
                        discount = baklavaPrice * 0.15;
                        baklavaPrice -= discount;
                    }
                    else if (baklavaPrice > 200)
                    {
                        discount = baklavaPrice * 0.25;
                        baklavaPrice -= discount;
                    }

                    finalSum = baklavaPrice - discount;
                    Console.WriteLine($"{finalSum:f2}");
                }
            }

            if (dateOfMonth > 22)
            {
                if (product == "Cake")
                {
                    cakeSum = 28.70;
                    double cakePrice = cakeSum * productNum;
                    Console.WriteLine($"{cakePrice:f2}");
                }

                if (product == "Souffle")
                {
                    souffleSum = 9.80;
                    double soufflePrice = souffleSum * productNum;
                    Console.WriteLine($"{soufflePrice:f2}");
                }

                if (product == "Baklava")
                {
                    baklavaSum = 16.98;
                    double baklavaPrice = baklavaSum * productNum;
                    Console.WriteLine($"{baklavaPrice:f2}");
                }
            }
        }
    }
}