using System;
using System.Globalization;
using System.Linq;
using System.Collections.Generic;
 
public class Test
{
    public class Class1
	{
	    public Class1(string name)
	    {
	        this._name = name;
	    }
 
	    private string _name = "";
	    public string Name { get { return _name; } set { _name = value; } }
	}
 
	public class Class2
	{
	    public Class2(Class1 c1)
	    {
	        this._c1 = c1;
	    }
 
	    private Class1 _c1;
	    public Class1 C1 { get { return _c1; } }
	}
 
	public static void Main()
	{
        Class1 myMutableVariable = new Class1("c1name");
        Class2 c2 = new Class2(myMutableVariable);
        myMutableVariable.Name = "test";
        //c2.C1 remains 'c1name'
        Console.WriteLine(c2.C1.Name);  // no, it will be "test"
	}
}

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