Metric Converter

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

namespace MetricConverter
{
    class Program
    {
        static void Main(string[] args)
        {
            var a = double.Parse(Console.ReadLine());
            var vh = Console.ReadLine();
            var izh = Console.ReadLine();

            if (vh == "mm")
            {
                a = a / 1000;
            }

            else if (vh == "cm")
            {
                a = a / 100;
            }

            else if (vh == "mi")
            {
                a = a / 0.000621371192;
            }

            else if (vh == "in")
            {
                a = a / 39.3700787;
            }

            else if (vh == "km")
            {
                a = a / 0.001;
            }

            else if (vh == "ft")
            {
                a = a / 3.2808399;
            }

            else if (vh == "yd")
            {
                a = a / 1.0936133;
            }

            if (izh == "mm")
            {
                a = a * 1000;
            }

            else if (izh =="cm")
            {
                a = a * 100;
            }

            else if (izh == "mi")
            {
                a = a * 0.000621371192;
            }

            else if (izh == "in")
            {
                a = a * 39.3700787;
            }

            else if (izh == "km")
            {
                a = a * 0.001;
            }

            else if (izh == "ft")
            {
                a = a * 3.2808399;
            }

            else if (izh == "yd")
            {
                a = a * 1.0936133;
            }

            Console.Write(a);
            Console.WriteLine(" "+izh);
        }
    }
}