public void Search(int key)
{
if (_root == null)
{
Console.WriteLine("Tree is empty!");
return;
}
BinaryTreeNode targetNode = _root.Search(key);
if (targetNode == null)
{
Console.WriteLine("Search failed");
return;
}
Console.WriteLine("Value found: " + targetNode.GetValue());
}
private void CopyFrom(BinaryTreeNode node)
{
SetKey(node.GetKey());
SetValue(node.GetValue());
}