static void Main(string[] args)
{
int[] data = GenerateData(20, 10, 1);
var insertion = new Insertion();
var traversal = new Traversal();
TreeNode root = insertion.Iterative(null, data);
//root = insertion.Recursive(null, data);
Console.WriteLine("Insertion:");
traversal.Print(data);
Console.WriteLine("Preorder:");
traversal.Print(root, Traversal.Ordering.Pre);
Console.WriteLine("Inorder:");
traversal.Print(root, Traversal.Ordering.In);
Console.WriteLine("Postorder:");
traversal.Print(root, Traversal.Ordering.Post);
Console.ReadLine();
}
