static void Main(string[] args)
{
node mynode = new node("A");
mynode.next = new node("1");
mynode.next.next = new node("B");
mynode.next.next.next = new node("2");
// Console.WriteLine(mynode.next.next.data); // access
mynode.print();
Console.WriteLine("__________________________________________\a");
mynode.append("C");
mynode.append("3");
mynode.print();
}
public void print()
{
Console.WriteLine(data);
if (next != null)
{
next.print();
}
}