package softuni01;
import java.util.Scanner;
public class lesson01 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        double a = Double.parseDouble(scanner.nextLine());
        String fr1 = scanner.nextLine();
        String fr2 = scanner.nextLine();
        if (fr2.equals ("BGN") && fr1.equals("USD")){
            System.out.printf("%.2f BGN",a * 1.79549);
        }
        else if (fr1.equals("BGN") && fr2.equals("USD")){
            System.out.printf("%.2f USD",a / 1.79549);
        }
        else if (fr1.equals("BGN") && fr2.equals("EUR")){
            System.out.printf("%.2f EUR",a / 1.95583);
        }
        else if (fr1.equals("EUR") && fr2.equals("BGN")){
            System.out.printf("%.2f BGN",a * 1.95583);
        }
        else if (fr1.equals("EUR") && fr2.equals("GBR")){
            System.out.printf("%.2f GBR",a * 1.95583 / 2.53405);
        }
        else if (fr1.equals("GBR") && fr2.equals("EUR")){
            System.out.printf("%.2f EUR",a * 2.53405 / 1.95583);
        }
        else if (fr1.equals("USD") && fr2.equals("EUR")){
            System.out.printf("%.2f EUR",a * 1.79549 / 1.95583);
        }
        else if (fr1.equals("EUR") && fr2.equals("USD")){
            System.out.printf("%.2f USD",a * 1.95583 / 1.79549);
        }
    }
}