[LeetCode] 278. First Bad Version_Easy tag: Binary Searchfirst index, without duplicates [LeetCode] 162. Find Peak Element(852. Peak Index in a Mountain Array)_Medium tag: Binary Search [LeetCode] 74. Search a 2D Matrix_Medium tag: Binary Search [LeetCode] 240. Search a 2D Matrix II...
Similar Questions Search in a Sorted Array of Unknown Size Medium Maximum Count of Positive Integer and Negative Integer Easy Discussion (152) Copyright ©️ 2025 LeetCode All rights reserved 12.5K 152 0 Online nums = [-1,0,3,5,9,12] ...
6、api 这里讨论了一种方法,可以看一下:https://discuss.leetcode.com/topic/4659/c-in-order-traversal-and-please-do-not-rely-on-buggy-int_max-int_min-solutions-any-more
Accepted 735.6K Submissions 1.2M Acceptance Rate 62.1% Choose a type PreviewComment 💡 Discussion Rules 1. Please don't postany solutionsin this discussion. 2. The problem discussion is for asking questions about the problem or for sharing tips - anything except for solutions. ...
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LeetCode Top 100 Liked Questions 236. Lowest Common Ancestor of a Binary Tree (Java版; Medium) 题目描述 Given a binary tree, find the lowest common ancestor (LCA) of two given nodes in the tree. According to the definition of LCA on Wikipedia: “The lowest common ancestor is defined betw...
LeetCode Top 100 Liked Questions 297. Serialize and Deserialize Binary Tree (Java版; Hard) 题目描述 AI检测代码解析 Serialization is the process of converting a data structure or object into a sequence of bits so that it can be stored in a file or memory buffer, ...
来自专栏 · LeetCode刷题记录 98. Validate Binary Search Tree 难度:medium Given a binary tree, determine if it is a valid binary search tree (BST).Assume a BST is defined as follows:The left subtree of a node contains only nodes with keys less than the node's key.The right subtree ...
Top 10 Java String Interview QuestionsCoding Interview PatternsHere's a list of 30 coding interview patterns, each with one or two example LeetCode problems:1. Sliding WindowProblem 1: Minimum Size Subarray Sum Problem 2: Longest Substring Without Repeating Characters2...
94. Binary Tree Inorder Traversal(Tree) https://leetcode.com/problems/binary-tree-inorder-traversal/description/ 题目:求二叉树的中序遍历 思路:直接中序遍历。...#96 Unique Binary Search Trees——Top 100 Liked Questions Given n, how many structurally unique BST's (binary search trees) that...