题目描述
操作给定的二叉树，将其变换为源二叉树的镜像。
输入描述
/*
struct TreeNode {
int val;
struct TreeNode *left;
struct TreeNode *right;
TreeNode(int x) :
val(x), left(NULL), right(NULL) {
}
};*/
class Solution {
public:
void Mirror(TreeNode *pRoot) {
if (pRoot == NULL) {
return;
}
TreeNode *tmp;
tmp=pRoot->left;
pRoot->left = pRoot->right;
pRoot->right = tmp;
Mirror(pRoot->left);
Mirror(pRoot->right);
}
};
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