using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace metric_converter
{
    class Program
    {
        static void Main(string[] args)
        {
            var number = double.Parse(Console.ReadLine());
            string input = Console.ReadLine().ToLower();
            string output = Console.ReadLine().ToLower();

            var m = 1.0;
            var mm = 1000;
            var cm = 100;
            var mi = 0.000621371192;
            var inch = 39.3700787;
            var km = 0.001;
            var ft = 3.2808399;
            var yd = 1.0936133;

            if (input == "m") { number = number / m; }
            else if (input == "mm") { number = number / mm; }
            else if (input == "cm") { number = number / cm; }
            else if (input == "mi") { number = number / mi; }
            else if (input == "in") { number = number / inch; }
            else if (input == "km") { number = number / km; }
            else if (input == "ft") { number = number / ft; }
            else if (input == "yd") { number = number / yd; }

            if (output == "m") { number = number * m; }
            else if (output == "mm") { number = number * mm; }
            else if (output == "cm") { number = number * cm; }
            else if (output == "mi") { number = number * mi; }
            else if (output == "in") { number = number * inch; }
            else if (output == "km") { number = number * km; }
            else if (output == "ft") { number = number * ft; }
            else if (output == "yd") { number = number * yd; }

            Console.WriteLine($"{number:f8}" + " " + output);
        }
    }
}