public Node(Node node1, Node node2)
{
IsTerminal = false;
Node1 = node1;
Node2 = node2;
}
public bool NodeEquals(Node node)
{
if (IsTerminal != node.IsTerminal)
return false;
if (IsTerminal)
return true;
return Node1.NodeEquals(node.Node1) && Node2.NodeEquals(node.Node2);
}