using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

        var x = new Tangamandapio(){ Nome= "Jacupirótica" };

        Console.WriteLine("x (original) is " + x);

        DontChangeMeBaby(x);

        Console.WriteLine("x (not using ref) is " + x);

        ChangeMePlease(ref x);

        Console.WriteLine("x (using ref) is " + x);

    }

    private static void ChangeMePlease(ref Tangamandapio x){

        x = new Tangamandapio(){ Nome= "Escrapratlévia" };

​

    }

    private static void DontChangeMeBaby(Tangamandapio x){

        x = new Tangamandapio(){ Nome= "Varifiscêndia" };

        Console.WriteLine("x (inside method) is " + x);

    }

    public class Tangamandapio {

        public string Nome{get;set;}

        public override string ToString() {

            return Nome;

        }

    }

}