Programming Fundamentals/Functions/C Sharp

subroutines.cs

using System;

class MainClass {
    public static void Main (string[] args) {
        double f;
        double c;
        
        f = GetF();
        c = CalculateC(f);
        DisplayResult(f, c);
    }

    private static double GetF()
    {
        string input;
        double f;
        
        Console.WriteLine("Enter Fahrenheit temperature:");
        input = Console.ReadLine();
        f = Convert.ToDouble(input);

        return f;
    }

    private static double CalculateC(double f)
    {
        double c;
        
        c = (f - 32) * 5 / 9;
        
        return c;
    }

    private static void DisplayResult(double f, double c)
    {
        Console.WriteLine(f.ToString() + "° Fahrenheit is " + c + "° Celsius");
    }
}

Try It

Copy and paste the code above into one of the following free online development environments or use your own C Sharp compiler / interpreter / IDE.

• CodeChef
• C# Pad
• .NET Fiddle
• Ideone
• paiza.IO
• Rextester
• repl.it
• TutorialsPoint

See Also

• Wikibooks: C Sharp Programming