P12.TradeCommision

import java.util.Scanner;

public class TradeCommissions {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);

        String town = scan.nextLine();
        double sellsMade = Double.parseDouble(scan.nextLine());

        boolean validTown = (town.equals("Sofia") || town.equals("Varna") || town.equals("Plovdiv"));
         double commission = 0;

         if (town.equals("Sofia")) {
             if (sellsMade >= 0 && sellsMade <= 500){
                 commission = 0.05;
                 double result = sellsMade * commission;
                 System.out.printf("%.2f", result);
             } if (sellsMade > 500 && sellsMade <=1000){
                 commission = 0.07;
                 double result = sellsMade * commission;
                 System.out.printf("%.2f", result);
             } if (sellsMade > 1000 && sellsMade <= 10000){
                 commission = 0.08;
                 double result = sellsMade * commission;
                 System.out.printf("%.2f", result);
             } if (sellsMade > 10000){
                 commission = 0.12;
                 double result = sellsMade * commission;
                 System.out.printf("%.2f", result);
             } if (sellsMade < 0){
                 System.out.println("error");
             }
         } else if (town.equals("Varna")){
             if (sellsMade >= 0 && sellsMade <= 500){
                 commission = 0.045;
                 double result = sellsMade * commission;
                 System.out.printf("%.2f", result);
             } if (sellsMade > 500 && sellsMade <=1000){
                 commission = 0.075;
                 double result = sellsMade * commission;
                 System.out.printf("%.2f", result);
             } if (sellsMade > 1000 && sellsMade <= 10000){
                 commission = 0.10;
                 double result = sellsMade * commission;
                 System.out.printf("%.2f", result);
             } if (sellsMade > 10000){
                 commission = 0.13;
                 double result = sellsMade * commission;
                 System.out.printf("%.2f", result);
             } if (sellsMade < 0){
                 System.out.println("error");
             }
         } else if (town.equals("Plovdiv")){
             if (sellsMade >= 0 && sellsMade <= 500){
                 commission = 0.055;
                 double result = sellsMade * commission;
                 System.out.printf("%.2f", result);
             } if (sellsMade > 500 && sellsMade <=1000){
                 commission = 0.08;
                 double result = sellsMade * commission;
                 System.out.printf("%.2f", result);
             } if (sellsMade > 1000 && sellsMade <= 10000){
                 commission = 0.12;
                 double result = sellsMade * commission;
                 System.out.printf("%.2f", result);
             } if (sellsMade > 10000){
                 commission = 0.145;
                 double result = sellsMade * commission;
                 System.out.printf("%.2f", result);
             } if (sellsMade < 0){
                 System.out.println("error");
             }
         } else if (!validTown){
             System.out.println("error");
         }

    }
}