qingcheng奕 |
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2014年1月19日
摘要:
http://oj.leetcode.com/problems/symmetric-tree/判断树是否对称class Solution {public:bool compare(TreeNode *left, TreeNode *right){ if(left == NULL && right != NULL) return false; if(left != NULL && right == NULL) return false; if(left == NULL && right == NULL) return true; ... 阅读全文
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