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2024年3月6日

701. 二叉搜索树中的插入操作c

摘要: /** * Definition for a binary tree node. * struct TreeNode { * int val; * struct TreeNode *left; * struct TreeNode *right; * }; */ struct TreeNode* in 阅读全文

posted @ 2024-03-06 20:28 神奇的萝卜丝 阅读(17) 评论(0) 推荐(0)

235. 二叉搜索树的最近公共祖先c

摘要: /** * Definition for a binary tree node. * struct TreeNode { * int val; * struct TreeNode *left; * struct TreeNode *right; * }; */ struct TreeNode* pr 阅读全文

posted @ 2024-03-06 20:02 神奇的萝卜丝 阅读(15) 评论(0) 推荐(0)

236. 二叉树的最近公共祖先c

摘要: 思想就是层次遍历,然后判断每个节点是否为父节点、 /** * Definition for a binary tree node. * struct TreeNode { * int val; * struct TreeNode *left; * struct TreeNode *right; * 阅读全文

posted @ 2024-03-06 19:31 神奇的萝卜丝 阅读(29) 评论(0) 推荐(0)

530. 二叉搜索树的最小绝对差c

摘要: /** * Definition for a binary tree node. * struct TreeNode { * int val; * struct TreeNode *left; * struct TreeNode *right; * }; */ void inorder(struct 阅读全文

posted @ 2024-03-06 15:02 神奇的萝卜丝 阅读(19) 评论(0) 推荐(0)

98. 验证二叉搜索树c

摘要: /** * Definition for a binary tree node. * struct TreeNode { * int val; * struct TreeNode *left; * struct TreeNode *right; * }; */ bool judge(struct T 阅读全文

posted @ 2024-03-06 13:59 神奇的萝卜丝 阅读(27) 评论(0) 推荐(0)

700. 二叉搜索树中的搜索c

摘要: /** * Definition for a binary tree node. * struct TreeNode { * int val; * struct TreeNode *left; * struct TreeNode *right; * }; */ struct TreeNode* se 阅读全文

posted @ 2024-03-06 13:33 神奇的萝卜丝 阅读(33) 评论(0) 推荐(0)

617. 合并二叉树 c

摘要: /** * Definition for a binary tree node. * struct TreeNode { * int val; * struct TreeNode *left; * struct TreeNode *right; * }; */ struct TreeNode* me 阅读全文

posted @ 2024-03-06 13:28 神奇的萝卜丝 阅读(13) 评论(0) 推荐(0)

654. 最大二叉树c

摘要: /** * Definition for a binary tree node. * struct TreeNode { * int val; * struct TreeNode *left; * struct TreeNode *right; * }; */ int maxindex(int* n 阅读全文

posted @ 2024-03-06 13:19 神奇的萝卜丝 阅读(15) 评论(0) 推荐(0)

106. 从中序与后序遍历序列构造二叉树 c

摘要: /** * Definition for a binary tree node. * struct TreeNode { * int val; * struct TreeNode *left; * struct TreeNode *right; * }; */ struct TreeNode* bu 阅读全文

posted @ 2024-03-06 13:09 神奇的萝卜丝 阅读(15) 评论(0) 推荐(0)