Small shop

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

namespace ConsoleApp15
{
    class Program
    {
        static void Main(string[] args)
        {
            string product =
                Console.ReadLine().ToLower();
            string town =
                Console.ReadLine().ToLower();

            double quantity = double.Parse(
                Console.ReadLine());

            if(town == "sofia")
            {
                if(product =="coffee")
                    Console.WriteLine(0.50 * quantity);
                else if(product =="water")
                    Console.WriteLine(0.80 * quantity);
                else if(product =="beer")
                    Console.WriteLine(1.20 * quantity);
                else if(product =="sweets")
                    Console.WriteLine(1.45 * quantity);
                else if(product == "peanuts")
                    Console.WriteLine(1.60 * quantity);
            }
            if(town == "plovdiv")
            {
                if(product == "coffee")
                    Console.WriteLine(quantity * 0.40);
                else if(product =="water")
                    Console.WriteLine(quantity * 0.70);
                else if(product == "beer")
                    Console.WriteLine(quantity * 1.15);
                else if(product == "sweets")
                    Console.WriteLine(quantity * 1.30);
                else if(product == "peanuts")
                    Console.WriteLine(quantity * 1.50);
            }
            if (town == "varna")
            {
                if(product == "coffee")
                    Console.WriteLine(quantity * 0.45);
                else if(product == "water")
                    Console.WriteLine(quantity * 0.70);
                else if(product == "beer")
                    Console.WriteLine(quantity * 1.10);
                else if(product == "sweets")
                    Console.WriteLine(quantity * 1.35);
                else if(product == "peanuts")
                    Console.WriteLine(quantity * 1.55);
            }
        }
    }
}