【剑指Offer】面试题27:二叉树的镜像 发表于 2018-04-03 | 分类于 剑指Offer | 阅读次数: 题目:操作给定的二叉树,将其变换为源二叉树的镜像。输入描述:二叉树的镜像定义:源二叉树: 8 / \ 6 10 / \ / \5 7 9 11镜像二叉树: 8 / \ 10 6 / \ / \11 9 7 5 实现12345678910111213141516171819202122232425/**public class TreeNode { int val = 0; TreeNode left = null; TreeNode right = null; public TreeNode(int val) { this.val = val; }}*/public class Solution { public void Mirror(TreeNode root) { // 特殊输入的检查 if (root == null) return; TreeNode tmp = root.left; root.left = root.right; root.right = tmp; Mirror(root.left); Mirror(root.right); }}