Method print

src/com/blankj/structure/TreeNode.java:61–63

竖向打印二叉树 @param root 二叉树根节点

(TreeNode root)

     * @param root 二叉树根节点
     */
    public static void print(TreeNode root) {
        print(root, 0);
    }

    private static void print(TreeNode node, int deep) {
        if (node == null) {