import java.util.Scanner;

public class Lessons {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        double a = Double.parseDouble(in.nextLine());
        String input = in.nextLine();
        String output = in.nextLine();
        double bGN = 1;
        double uSD = bGN * 1.79549;
        double eUR = bGN * 1.95583;
        double gPB = bGN * 2.53405;
        double a1=a*uSD/eUR;
        double a2=a*uSD/gPB;
        double a3=a*uSD;
        double a4=a*eUR/uSD;
        double a5=a*eUR/gPB;
        double a6=a*eUR;
        double a7=a*gPB/eUR;
        double a8=a*gPB/uSD;
        double a9=a*gPB;
        double a10=a/gPB;
        double a11=a/eUR;
        double a12=a/uSD;
        if (input.equals("USD") && output.equals("EUR") ) {
            System.out.printf("%.2f EUR",a1);
        } else if (input.equals("USD") && output.equals("GPB")) {
            System.out.printf("%.2f GPB",a2);
        } else if (input.equals("USD") && output.equals("BGN")) {
            System.out.printf("%.2f BGN",a3);
        } else if (input.equals("EUR") && output.equals("USD")) {
            System.out.printf("%.2f USD",a4);
        } else if (input.equals("EUR") && output.equals("GPB")) {
            System.out.printf("%.2f GPB",a5);;
        } else if (input.equals("EUR") && output.equals("BGN")) {
            System.out.printf("%.2f BGN",a6);
        } else if (input.equals("GPB") && output.equals("EUR") ) {
            System.out.printf("%.2f EUR",a7);
        } else if (input.equals("GPB") && output.equals("BGN")) {
            System.out.printf("%.2f BGN",a9);
        } else if (input.equals("GPB") && output.equals("USD")) {
            System.out.printf("%.2f USD",a8);
        } else if (input.equals("BGN") && output.equals("USD")) {
            System.out.printf("%.2f USD",a12);
        } else if (input.equals("BGN") && output.equals("EUR")) {
            System.out.printf("%.2f EUR",a11);
        } else if (input.equals("BGN") && output.equals("GPB")) {
            System.out.printf("%.2f GPB",a10);
        }
    }
}