Metric Converter

using System;

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

        double mm = 1000.0;
        double cm = 100.0;
        double mi = 0.000621371192;
        double inn = 39.3700787;
        double km = 0.001;
        double ft = 3.2808399;
        double yd = 1.0936133;
        double m = 1.0;

        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 / inn; }
        else if (input == "km") { number = number / km; }
        else if (input == "ft") { number = number / ft; }
        else if (input == "yd") { number = number / yd; }
        else if (input == "m") { number = number / m; }


        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 * inn; }
        else if (output == "km") { number = number * km; }
        else if (output == "ft") { number = number * ft; }
        else if (output == "yd") { number = number * yd; }
        else if (output == "m") { number = number * m; }

        Console.WriteLine("{0} {1}", number, output);

    }
}