// Temperature converter problem

using System;

​

namespace ConsoleApp1

{

    class Program

    {

        // Subroutine to convert Centigrade to Fahrenheit

        static double FtoC(double F)

        {

            return (F - 32) / 1.8;

        }

​

        // Subroutine to convert Fahrenheit to Centigrade

        static double CtoF(double C)

        {

            return (C * 1.8) + 32;

        }

​

        // Main program

        static void Main(string[] args)

        {

            double C = 30;

            double F = CtoF(C);

            Console.WriteLine(C + " degrees C is " + F + " degrees F ");

        }

    }

}