using System;
using System.Xml;
class MainClass
{
static void Main(string[] args)
{
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.LoadXml(" Some Value ");
XmlNode node1 = xmlDoc.CreateComment("DOM Testing Sample");
xmlDoc.AppendChild( node1);
node1 = xmlDoc.CreateElement("FirstName");
node1.InnerText = "M";
xmlDoc.DocumentElement.AppendChild(node1);
xmlDoc.Save(Console.Out);
}
}