TradeComissions

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

namespace TradeComissions
{
    class TradeComissions
    {
        static void Main(string[] args)
        {
            string town = Console.ReadLine().ToLower();
            var s = double.Parse(Console.ReadLine());
            double comission = -1;
            var result = comission * s;

            if (town == "Sofia")
            {
                if (s>=0&&s<=500)
                {
                    comission = 0.05;
                }
                if (s>=500&&s<=1000)
                {
                    comission = 7 / 100;
                }
                if (s>=1000&&s<=10000)
                {
                    comission = 8 / 100;
                }
                if (s > 10000)
                {
                    comission = 12 / 100;
                }

            }
            if (town == "Varna")
            {
                if (s >= 0&& s <= 500)
                {
                    comission = 4.5 / 100;
                }
                if (s >= 500 && s <= 1000)
                {
                    comission = 7.5 / 100;
                }
                if (s >= 1000 && s <= 10000)
                {
                    comission = 10 / 100;

                }
                if (s > 10000)
                {
                    comission = 13 / 100;

                }
            }
            if (town == "Plovdiv")
            {
                if (s >= 0&&s <= 500)
                {

                    comission = 5.5 / 100;

                }
                if (s >= 500 && s <= 1000)
                {
                    comission = 8 / 100;

                }
                if (s >= 1000 && s <= 10000)
                {
                    comission = 12 / 100;

                }
                if (s > 10000)
                {
                    comission = 14.5 / 100;

                }


            }


            Console.WriteLine(result);

        }
    }
}