static void Main(string[] args)
{
TreeNode node = new TreeNode();
TreeNode root = node.CreateBinaryTree();
Practice.MaxHeight mh = new Practice.MaxHeight();
int height = mh.FindMaxHeight(root);
Console.WriteLine("{0}", height);
//CountLeafNodes count = new CountLeafNodes();
//int c = count.TotalLeafNodes(node.CreateBinaryTree());
}
