using System;

namespace _299_Currency_Converter
{
    class Program
    {
        static void Main(string[] args)
        {
            double money = double.Parse(Console.ReadLine());
            string currency1 = Console.ReadLine();
            string currency2 = Console.ReadLine();
            double BGN = 1.00000;
            double USD = 1.79549;
            double EUR = 1.95583;
            double GBP = 2.53405;

            if (currency1 == "BGN" && currency2 == "USD")
            {
                double bgnTOusd = money * BGN / USD;
                Console.WriteLine($"{bgnTOusd:f2} USD");
            }
            else if (currency1 == "BGN" && currency2 == "EUR")
            {
                double bgnTOeur = money * BGN / EUR;
                Console.WriteLine($"{bgnTOeur:f2} EUR");
            }
            else if (currency1 == "BGN" && currency2 == "GBP")
            {
                double bgnTOgbp = money * BGN / GBP;
                Console.WriteLine($"{bgnTOgbp:f2} GBP");
            }
            else if (currency1 == "USD" && currency2 == "BGN")
            {
                double usdTObgn = money * USD * BGN;
                Console.WriteLine($"{usdTObgn:f2} USD");
            }
            else if (currency1 == "USD" && currency2 == "EUR")
            {
                double usdTOeur = money * USD / EUR ;
                Console.WriteLine($"{usdTOeur:f2} EUR");
            }
            else if (currency1 == "USD" && currency2 == "GBP")
            {
                double usdTOgbp = money * USD / GBP;
                Console.WriteLine($"{usdTOgbp:f2} GBP");
            }
            else if (currency1 == "EUR" && currency2 == "BGN")
            {
                double eurTObgn = money * EUR / BGN;
                Console.WriteLine($"{eurTObgn:f2} BGN");
            }
            else if (currency1 == "EUR" && currency2 == "USD")
            {
                double eurTOusd = money * EUR / USD;
                Console.WriteLine($"{eurTOusd:f2} USD");
            }
            else if (currency1 == "EUR" && currency2 == "GBP")
            {
                double eurTOgbp = money * EUR / GBP;
                Console.WriteLine($"{eurTOgbp:f2} GBP");
            }
            else if (currency1 == "GBP" && currency2 == "BGN")
            {
                double gbpTObgn = money * GBP / BGN;
                Console.WriteLine($"{gbpTObgn:f2} BGN");
            }
            else if (currency1 == "GBP" && currency2 == "USD")
            {
                double gbpTOusd = money * GBP / USD;
                Console.WriteLine($"{gbpTOusd:f2} USD");
            }
            else if (currency1 == "GBP" && currency2 == "EUR")
            {
                double gbpTOeur = money * GBP / EUR;
                Console.WriteLine($"{gbpTOeur:f2} EUR");
            }

        }
    }
}