07. Trade Comissions

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner console = new Scanner(System.in);
        String city = console.nextLine().toLowerCase();
        Double volume = Double.parseDouble(console.nextLine());

        switch (city){
            case "sofia":
                if (0<=volume&&volume<=500) {
                    System.out.printf("%.2f", volume * 0.05);
                }
                else if(500<volume&&volume<=1000 ){
                    System.out.printf("%.2f", volume * 0.07);

                }
                else if(1000<volume&&volume<=10000 ){
                    System.out.printf("%.2f", volume * 0.08);

                }
                else if(10000<volume ){
                    System.out.printf("%.2f", volume * 0.12);

                }
                else {
                    System.out.println("error");
                }
                break;
            case "plovdiv":
                if (0<=volume&&volume<=500) {
                    System.out.printf("%.2f", volume * 0.055);
                }
                else if(500<volume&&volume<=1000 ){
                    System.out.printf("%.2f", volume * 0.08);

                }
                else if(1000<volume&&volume<=10000 ){
                    System.out.printf("%.2f", volume * 0.12);

                }
                else if(10000<volume ){
                    System.out.printf("%.2f", volume * 0.145);

                }
                else {
                    System.out.println("error");
                }
                break;
            case "varna":
                if (0<=volume&&volume<=500) {
                    System.out.printf("%.2f", volume * 0.045);
                }
                else if(500<volume&&volume<=1000 ){
                    System.out.printf("%.2f", volume * 0.075);

                }
                else if(1000<volume&&volume<=10000 ){
                    System.out.printf("%.2f", volume * 0.10);

                }
                else if(10000<volume ){
                    System.out.printf("%.2f", volume * 0.13);

                }
                else {
                    System.out.println("error");
                }
                break;

            default: {
                System.out.println("error");
                break;
            }
        }
    }
}