package LBT;

public class BinaryTreeNode<T>
{
    protected T element;
    protected BinaryTreeNode<T> left, right;

    public BinaryTreeNode()
    {
        this.element = element;
        left = right = null;
    }

    public BinaryTreeNode(T element, BinaryTreeNode left, BinaryTreeNode right)//左右子树
    {
        this.element=element;
        this.left=left;
        this.right=right;
    }



}