Sushi Time

using System;

namespace Sushi_Time_Exam_24._11
{
    class Program
    {
        static void Main(string[] args)
        {
            string sushiType = Console.ReadLine();
            string restaurantName = Console.ReadLine();
            int countOfServing = int.Parse(Console.ReadLine());
            char order = char.Parse(Console.ReadLine());

            double totalPrice = 0;
            bool flag = true;


            switch (restaurantName)
            {
                case "Sushi Zone":
                case "Sushi Time":
                case "Sushi Bar":
                case "Asian Pub":
                    break;
                default:
                    flag = false;
                    Console.WriteLine($"{restaurantName} is invalid restaurant!");
                    break;
            }

            if (flag)
            {
                if (restaurantName == "Sushi Zone")
                {
                    if (sushiType == "sashimi")
                    {
                        totalPrice = countOfServing * 4.99;
                    }
                    else if (sushiType == "maki")
                    {
                        totalPrice = countOfServing * 5.29;
                    }
                    else if (sushiType == "uramaki")
                    {
                        totalPrice = countOfServing * 5.99;
                    }
                    else if (sushiType == "temaki")
                    {
                        totalPrice = countOfServing * 4.29;
                    }
                }
                else if (restaurantName == "Sushi Time")
                {
                    if (sushiType == "sashimi")
                    {
                        totalPrice = countOfServing * 5.49;
                    }
                    else if (sushiType == "maki")
                    {
                        totalPrice = countOfServing * 4.69;
                    }
                    else if (sushiType == "uramaki")
                    {
                        totalPrice = countOfServing * 4.49;
                    }
                    else if (sushiType == "temaki")
                    {
                        totalPrice = countOfServing * 5.19;
                    }
                }
                else if (restaurantName == "Sushi Bar")
                {
                    if (sushiType == "sashimi")
                    {
                        totalPrice = countOfServing * 5.25;
                    }
                    else if (sushiType == "maki")
                    {
                        totalPrice = countOfServing * 5.55;
                    }
                    else if (sushiType == "uramaki")
                    {
                        totalPrice = countOfServing * 6.25;
                    }
                    else if (sushiType == "temaki")
                    {
                        totalPrice = countOfServing * 4.75;
                    }
                }
                else if (restaurantName == "Asian Pub")
                {
                    if (sushiType == "sashimi")
                    {
                        totalPrice = countOfServing * 4.50;
                    }
                    else if (sushiType == "maki")
                    {
                        totalPrice = countOfServing * 4.80;
                    }
                    else if (sushiType == "uramaki")
                    {
                        totalPrice = countOfServing * 5.50;
                    }
                    else if (sushiType == "temaki")
                    {
                        totalPrice = countOfServing * 5.50;
                    }
                }

                double delivery = totalPrice * 0.20;
                if (order == 'Y')
                {
                    totalPrice = totalPrice + delivery;
                }

                Console.WriteLine($"Total price: {Math.Ceiling(totalPrice)} lv.");
            }
        }
    }
}