Currency Converter

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

namespace Currency_Converter
{
    class Program
    {
        static void Main(string[] args)
        {

            var num = double.Parse(Console.ReadLine());
            string a = " BGN";

            var inCurrency = Console.ReadLine();
            var outCurrency = Console.ReadLine();



            if (inCurrency == "USD")
            { num *= 1.79549; }
            else if (inCurrency == "EUR")
            { num *= 1.95583; }
            else if (inCurrency == "GBP")
            { num *= 2.53405; }


            if (outCurrency == "USD")
            { num /= 1.79549;
              a =" USD"; }
            else if (outCurrency == "EUR")
            { num /= 1.95583;
                a = " EUR";
            }
            else if (outCurrency == "GBP")
            { num /= 2.53405;
                a = " GBP";
            }



            Console.Write(Math.Round (num, 2));
            Console.WriteLine(a);

            // Console.WriteLine(Math.Round (num,2)+ "" + outCurrency);
            // Console.WriteLine(Math.Round (num + " " + outCurrency);

        }
    }
}
/*
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Currency_Converter
{
    class Program
    {
        static void Main(string[] args)
        {

            var num = double.Parse(Console.ReadLine());
            var inCurrency = Console.ReadLine();
            var outCurrency = Console.ReadLine();

            if (inCurrency == "USD")
            { num *= 1.79549; }
            else if (inCurrency == "EUR")
            { num *= 1.95583; }
            else if (inCurrency == "GBP")
            { num *= 2.53405; }


            if (outCurrency == "USD")
            { num /= 1.79549; }
            else if (outCurrency == "EUR")
            { num /= 1.95583; }
            else if (outCurrency == "GBP")
            { num /= 2.53405; }



            Console.WriteLine(Math.Round(num, 2));


        }
    }
}
*/