随笔分类 -  Week3 树专题

173. 二叉搜索树迭代器
摘要：1 /** 2 * Definition for a binary tree node. 3 * struct TreeNode { 4 * int val; 5 * TreeNode *left; 6 * TreeNode *right; 7 * TreeNode(int x) : val(x), 阅读全文
posted @ 2020-03-24 12:55 Jinxiaobo0509 阅读(163) 评论(0) 推荐(0)
124. 二叉树中的最大路径和
摘要：1 /** 2 * Definition for a binary tree node. 3 * struct TreeNode { 4 * int val; 5 * TreeNode *left; 6 * TreeNode *right; 7 * TreeNode(int x) : val(x), 阅读全文
posted @ 2020-03-24 12:53 Jinxiaobo0509 阅读(191) 评论(0) 推荐(0)
543. 二叉树的直径
摘要：1 /** 2 * Definition for a binary tree node. 3 * struct TreeNode { 4 * int val; 5 * TreeNode *left; 6 * TreeNode *right; 7 * TreeNode(int x) : val(x), 阅读全文
posted @ 2020-03-24 12:50 Jinxiaobo0509 阅读(268) 评论(0) 推荐(0)
236. 二叉树的最近公共祖先
摘要：1 /** 2 * Definition for a binary tree node. 3 * struct TreeNode { 4 * int val; 5 * TreeNode *left; 6 * TreeNode *right; 7 * TreeNode(int x) : val(x), 阅读全文
posted @ 2020-03-24 12:14 Jinxiaobo0509 阅读(135) 评论(0) 推荐(0)
105. 从前序与中序遍历序列构造二叉树
摘要：1 /** 2 * Definition for a binary tree node. 3 * struct TreeNode { 4 * int val; 5 * TreeNode *left; 6 * TreeNode *right; 7 * TreeNode(int x) : val(x), 阅读全文
posted @ 2020-03-24 12:04 Jinxiaobo0509 阅读(145) 评论(0) 推荐(0)
101. 对称二叉树
摘要：1 /** 2 * Definition for a binary tree node. 3 * struct TreeNode { 4 * int val; 5 * TreeNode *left; 6 * TreeNode *right; 7 * TreeNode(int x) : val(x), 阅读全文
posted @ 2020-03-24 11:24 Jinxiaobo0509 阅读(152) 评论(0) 推荐(0)
94. 二叉树的中序遍历
摘要：1 /** 2 * Definition for a binary tree node. 3 * struct TreeNode { 4 * int val; 5 * TreeNode *left; 6 * TreeNode *right; 7 * TreeNode(int x) : val(x), 阅读全文
posted @ 2020-03-23 22:25 Jinxiaobo0509 阅读(123) 评论(0) 推荐(0)
297. 二叉树的序列化与反序列化
摘要：1 /** 2 * Definition for a binary tree node. 3 * struct TreeNode { 4 * int val; 5 * TreeNode *left; 6 * TreeNode *right; 7 * TreeNode(int x) : val(x), 阅读全文
posted @ 2020-03-23 21:04 Jinxiaobo0509 阅读(150) 评论(0) 推荐(0)
102. 二叉树的层序遍历
摘要：1 /** 2 * Definition for a binary tree node. 3 * struct TreeNode { 4 * int val; 5 * TreeNode *left; 6 * TreeNode *right; 7 * TreeNode(int x) : val(x), 阅读全文
posted @ 2020-03-23 17:36 Jinxiaobo0509 阅读(132) 评论(0) 推荐(0)
98. 验证二叉搜索树
摘要：1 /** 2 * Definition for a binary tree node. 3 * struct TreeNode { 4 * int val; 5 * TreeNode *left; 6 * TreeNode *right; 7 * TreeNode(int x) : val(x), 阅读全文
posted @ 2020-03-23 15:52 Jinxiaobo0509 阅读(123) 评论(0) 推荐(0)