08. Trade Comissions

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

namespace TradeComissions
{
    class Program
    {
        static void Main(string[] args)
        {
            string city = Console.ReadLine().ToLower();
            decimal p = decimal.Parse(Console.ReadLine());
            decimal kom = 0;

            if (city=="sofia")
            {
                if (p >= 0 && p <= 500)
                    kom = 0.05m * p;

                else if (p > 500 && p <= 1000)
                    kom = 0.07m * p;

                else if (p > 1000 && p <= 10000)
                    kom = 0.08m * p;

                else if (p > 10000)
                    kom = 0.12m * p;
            }

            else if (city == "varna")
            {
                if (p >= 0 && p <= 500)
                    kom = 0.045m * p;

                else if (p > 500 && p <= 1000)
                    kom = 0.075m * p;

                else if (p > 1000 && p <= 10000)
                    kom = 0.1m * p;

                else if (p > 10000)
                    kom = 0.13m * p;
            }

            else if (city == "plovdiv")
            {
                if (p >= 0 && p <= 500)
                    kom = 0.055m * p;

                else if (p > 500 && p <= 1000)
                    kom = 0.08m * p;

                else if (p > 1000 && p <= 10000)
                    kom = 0.12m * p;

                else if (p > 10000)
                    kom = 0.145m * p;
            }

            if(kom!=0)
                Console.WriteLine(kom);

            else
                Console.WriteLine("error");
        }
    }
}