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/ LeetCode个人题解
(共67篇)
LeetCode | 0538. 把二叉搜索树转换为累加树【Python】
来自专栏
Problem LeetCode Given the root of a Binary Search Tree (BST), convert it to a Greater Tree such that every key of the original BST is changed to the ...
二叉树
Python
LeetCode
2021-01-07
0
461
LeetCode | 0230. 二叉搜索树中第K小的元素【Python】
来自专栏
Problem LeetCode Given a binary search tree, write a function kthSmallest to find the kth smallest element in it. Example 1: Input: root = [3,1,4,null...
二叉树
Python
2021-01-07
0
705
LeetCode | 0654. Maximum Binary Tree最大二叉树【Python】
来自专栏
Problem LeetCode Given an integer array with no duplicates. A maximum tree building on this array is defined as follow: The root is the maximum numbe...
二叉树
Python
LeetCode
2021-01-06
0
485
LeetCode | 0114. 二叉树展开为链表【Python】【Go】
来自专栏
Problem LeetCode Given a binary tree, flatten it to a linked list in-place. For example, given the following tree: 1 / \ 2 5 / \ \ 3 4...
二叉树
Go
LeetCode
Python
2021-01-06
0
631
LeetCode 0116. 填充每个节点的下一个右侧节点指针【Python】【Go】
来自专栏
Problem LeetCode You are given a perfect binary tree where all leaves are on the same level, and every parent has two children. The binary tree has th...
二叉树
Go
LeetCode
Python
2021-01-06
0
464
LeetCode | 0111. 二叉树的最小深度【Easy】【Python】【二叉树】
来自专栏
LeetCode 0111. Minimum Depth of Binary Tree二叉树的最小深度【Easy】【Python】【二叉树】 Problem LeetCode Given a binary tree, find its minimum depth. The minimum dept...
二叉树
LeetCode
Python
2020-08-21
0
545
LeetCode | 0098. Validate Binary Search Tree验证二叉搜索树【Python】
来自专栏
LeetCode 0098. Validate Binary Search Tree验证二叉搜索树【Medium】【Python】【二叉树】 Problem LeetCode Given a binary tree, determine if it is a valid binary search...
二叉树
LeetCode
Python
2020-06-28
0
527
LeetCode | 0700. 二叉搜索树中的搜索【Python】
来自专栏
LeetCode 0700. Search in a Binary Search Tree二叉搜索树中的搜索【Easy】【Python】【二叉树】 Problem LeetCode Given the root node of a binary search tree (BST) and a va...
二叉树
Python
LeetCode
2020-06-28
0
462
LeetCode | 0701. 二叉搜索树中的插入操作【Python】
来自专栏
LeetCode 0701. Insert into a Binary Search Tree 二叉搜索树中的插入操作【Medium】【Python】【二叉树】 Problem LeetCode Given the root node of a binary search tree (BST) a...
二叉树
Python
LeetCode
2020-06-28
0
410
LeetCode | 0450. Delete Node in a BST 删除二叉搜索树中的节点【Python】
来自专栏
LeetCode 0450. Delete Node in a BST 删除二叉搜索树中的节点【Medium】【Python】【二叉树】 Problem LeetCode Given a root node reference of a BST and a key, delete the node...
二叉树
LeetCode
Python
2020-06-28
0
525
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