import java.util.Scanner;
public class Task13 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        double sumToConvert = Double.parseDouble(scanner.nextLine());
        String value = scanner.nextLine();
        String convertedValue = scanner.nextLine();

        double BGNtoEUR =  sumToConvert / 1.95583;
        double BGNtoGBP =  sumToConvert / 2.53405;
        double BGNtoUSD =  sumToConvert / 1.79549;
        double USDtoBGN =  sumToConvert * 1.79549;
        double USDtoEUR = sumToConvert / (1.95583 / 1.79549);
        double USDtoGBP = sumToConvert * (2.53405 / 1.79549);
        double EURtoBGN = sumToConvert * 1.95583;
        double EURtoUSD = sumToConvert * (1.95583 / 1.79549);
        double EURtoGBP = sumToConvert / (2.53405 / 1.95583);
        double GBPtoBGN = sumToConvert * 2.53405;
        double GBPtoUSD = sumToConvert * (2.53405 / 1.79549);
        double GBPtoEUR = sumToConvert * (2.53405 / 1.95583);

       if (value.equals("BGN") && convertedValue.equals("EUR")){
           System.out.printf("%.2f EUR" ,BGNtoEUR);
       } else if (value.equals("BGN") && convertedValue.equals("GBP")){
           System.out.printf("%.2f GBP", BGNtoGBP);
       } else if (value.equals("BGN") && convertedValue.equals("USD")){
           System.out.printf("%.2f USD", BGNtoUSD);
       } else if (value.equals("USD") && convertedValue.equals("BGN")){
           System.out.printf("%.2f BGN", USDtoBGN);
       } else if (value.equals("USD") && convertedValue.equals("EUR")){
           System.out.printf("%.2f EUR", USDtoEUR);
       } else if (value.equals("USD") && convertedValue.equals("GBP")){
           System.out.printf("%.2f GBP", USDtoGBP);
       } else if (value.equals("EUR") && convertedValue.equals("BGN")){
           System.out.printf("%.2f BGN", EURtoBGN);
       } else if (value.equals("EUR") && convertedValue.equals("USD")){
           System.out.printf("%.2f USD", EURtoUSD);
       } else if (value.equals("EUR") && convertedValue.equals("GBP")){
           System.out.printf("%.2f GBP", EURtoGBP);
       } else if (value.equals("GBP") && convertedValue.equals("BGN")){
           System.out.printf("%.2f BGN",GBPtoBGN);
       } else if (value.equals("GBP") && convertedValue.equals("USD")){
           System.out.printf("%.2f USD",GBPtoUSD);
       } else if (value.equals("GBP") && convertedValue.equals("EUR")){
           System.out.printf("%.2f EUR", GBPtoEUR);
       }
    }
}