SmallShop

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp20
{
    class Program
    {
        static void Main(string[] args)
        {
            string productName = Console.ReadLine();
            string cityName = Console.ReadLine();
            double quantity = double.Parse(Console.ReadLine());
            double price = 0;

            if (cityName == "Sofia")
            {
                if (productName == "coffee")
                {
                    price = 0.50;
                    Console.WriteLine(quantity * price);
                }
                else if (productName == "water")
                {
                    price = 0.80;
                    Console.WriteLine(quantity * price);
                }
                else if (productName == "beer")
                {
                    price = 1.20;
                    Console.WriteLine(quantity * price);
                }
                else if (productName == "sweets")
                {
                    price = 1.45;
                    Console.WriteLine(quantity * price);
                }
                else if (productName == "peanuts")
                {
                    price = 1.60;
                    Console.WriteLine(quantity * price);
                }

            }
            else if (cityName == "Plovdiv")
            {
                if (productName == "coffee")
                {
                    price = 0.40;
                    Console.WriteLine(quantity * price);
                }
                else if (productName == "water")
                {
                    price = 0.70;
                    Console.WriteLine(quantity * price);
                }
                else if (productName == "beer")
                {
                    price = 1.15;
                    Console.WriteLine(quantity * price);
                }
                else if (productName == "sweets")
                {
                    price = 1.30;
                    Console.WriteLine(quantity * price);
                }
                else if (productName == "peanuts")
                {
                    price = 1.50;
                    Console.WriteLine(quantity * price);
                }

            }
            else if (cityName == "Varna")
            {
                if (productName == "coffee")
                {
                    price = 0.45;
                    Console.WriteLine(quantity * price);
                }
                else if (productName == "water")
                {
                    price = 0.70;
                    Console.WriteLine(quantity * price);
                }
                else if (productName == "beer")
                {
                    price = 1.10;
                    Console.WriteLine(quantity * price);
                }
                else if (productName == "sweets")
                {
                    price = 1.35;
                    Console.WriteLine(quantity * price);
                }
                else if (productName == "peanuts")
                {
                    price = 1.55;
                    Console.WriteLine(quantity * price);
                }

            }
        }
    }
}