C#刷遍Leetcode面试题系列连载(2): No.38 - 报数 上篇文章中我们分析了一个递归描述的字符串问题,今天我们来分析一个数学问题,一道除法相关的面试题。 今天要给大家分析的面试题是 LeetCode 上第728号问题, LeetCode - 728. 自除数 https://leetcode-cn.com/problems/self-dividing-numbers/ 题目描
feat: add solutions to lc problem: No.3586 (#4499) 53d1406· Jun 16, 2025 History10,949 Commits .github .husky basic images lcci lcof lcof2 lcp lcs solution .clang-format .editorconfig .gitignore .nojekyll .prettierignore ...
数字n代表生成括号的对数,请你设计一个函数,用于能够生成所有可能的并且有效的括号组合。 示例1: 输入:n = 3输出:["((()))","(()())","(())()","()(())","()()()"] 示例2: 输入:n = 1输出:["()"] 提示: 1 <= n <= 8 ...
leetcode-cn.com/problem 题目描述 给定二维空间中四点的坐标,返回四点是否可以构造一个正方形。 一个点的坐标(x,y)由一个有两个整数的整数数组表示。 示例: 输入: p1 = [0,0], p2 = [1,1], p3 = [1,0], p4 = [0,1] 输出: True 注意: 所有输入整数都在 [-10000,10000] 范围内。 一个...
The following example may help you understand the problem better: Given the 8 x 8 grid below, we want to construct the corresponding quad tree: It can be divided according to the definition above: The corresponding quad tree should be as following, where each node is represented as a...
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 classSolution { public: vector<vector<int>> threeSum(vector<int>& nums) { sort(nums.begin(), nums.end()); vector<vector<int> > validSet; ...
Notes: It is intended for this problem to be specified vaguely (ie, no given input specs). You are responsible to gather all the input requirements up front. spoilers alert… click to show requirements for atoi. Requirements for atoi: The function first discards as many whitespace characters ...
LeetCode Problem No.3 Longest Substring Without Repeating Characters Given a string, find the length of the longest substring without repeating characters. Example 1: Input: "abcabcbb" Output: 3 Explanation: The answer is "abc", with the length of 3....
0363 Max Sum of Rectangle No Larger Than K 44.1% Hard 0364 Nested List Weight Sum II 67.3% Medium 0365 Water and Jug Problem 36.5% Medium 0366 Find Leaves of Binary Tree 80.1% Medium 0367 Valid Perfect Square Go 43.3% Easy 0368 Largest Divisible Subset Go 41.2% Medium 0369 Plus...
For this problem, a height-balanced binary tree is defined as a binary tree in which the depth of the two subtrees ofeverynode never differ by more than 1. 【解答】checkBalanced方法用来递归检查是否平衡的,返回树高度,偷了个巧,如果发现不平衡抛出TreeUnbalancedException异常: ...