526互联

determine leetcode conflict events

【LeetCode1225. 报告系统状态的连续日期】MySQL使用lag，lead得到连续段的：开始标志，结束标志，分组号，长度

[TOC] # 题目地址 https://leetcode.cn/problems/report-contiguous-dates/description/ # 题目描述 A system is running one task every day. Every task is independen ......
标志 长度 LeetCode 状态 日期

【LeetCode173. 最多连胜的次数】MySQL用户变量编程解法

[TOC] # 题目地址 https://leetcode.cn/problems/longest-winning-streak/description/ # 题目描述 选手的 连胜数 是指连续获胜的次数，且没有被平局或输球中断。 编写解决方案来计算每个参赛选手最多的连胜数。 结果可以以 任何顺序 ......
解法 变量 LeetCode 次数 用户

【LeetCode1454. 活跃用户】MySQL 用户自定义变量，面向过程编程解决"连续天数"的问题

[TOC] # 题目地址 https://leetcode.cn/problems/active-users/description/ # 题目描述 活跃用户 是指那些至少连续 5 天登录账户的用户。 编写解决方案, 找到 活跃用户 的 id 和 name。 返回的结果表按照 id 排序 。 # 代 ......
用户 天数 quot 变量 LeetCode

leetcode刷题日记

unordered_set散列哈希表：[C++ STL unordered_set容器完全攻略 (biancheng.net)](http://c.biancheng.net/view/7250.html) unordered_map：[详细介绍C++STL：unordered_map - 朤尧 - ......
leetcode 日记

Leetcode 160. 链表相交(Intersection of two linked lists lcci)

[题目链接](https://leetcode.cn/problems/intersection-of-two-linked-lists-lcci/description) 给定两个单链表的头节点headA和headB, 请找出并返回两个单链表相交的起始节点. 如果两个链表没有交点, 返回null. ......
Intersection Leetcode linked lists lcci

Leetcode 1388. 3n 块披萨

（本文只提供了解题思路的思考，[原文作者题解连接](https://leetcode.cn/problems/pizza-with-3n-slices/solutions/527304/dpjie-fa-yu-da-jia-jie-she-2-de-chai-bie-ihso/)) 先把题目粘贴在这 ......
Leetcode 1388 3n

leetcode1372dp求交错路径长

bfd+dp unordered_map<TreeNode* ,int>d,p; queue<pair<TreeNode* ,TreeNode*>>q; int dp(TreeNode* root){ d[root]=p[root]=0; q.push({root,nullptr}); while( ......
路径 leetcode 1372 dp

npm加参数--host启动报错 Could not auto-determine entry point from rollupOptions or html files and there are no explicit optimizeDeps.include patterns. Skipping dependency pre-bundling解决方法

参考:https://blog.csdn.net/qq_41664096/article/details/118961381 使用以下命令启动npm只能本机访问 ``` npm run dev ``` 如果需要网络访问则需要加参数--host ``` npm run dev --host 0.0.0 ......
auto-determine rollupOptions optimizeDeps pre-bundling dependency

[LeetCode][70]climbing-stairs

# Content You are climbing a staircase. It takes n steps to reach the top. Each time you can either climb 1 or 2 steps. In how many distinct ways can ......
climbing-stairs LeetCode climbing stairs 70

[LeetCode][53]maximum-subarray

# Content Given an integer array nums, find the subarray with the largest sum, and return its sum. Example 1: Input: nums = [-2,1,-3,4,-1,2,1,-5,4] Ou ......
maximum-subarray LeetCode subarray maximum 53

[LeetCode][55]jump-game

# Content You are given an integer array nums. You are initially positioned at the array's first index, and each element in the array represents your ......
jump-game LeetCode jump game 55

[LeetCode][62]unique-paths

# Content There is a robot on an m x n grid. The robot is initially located at the top-left corner (i.e., grid[0][0]). The robot tries to move to the ......
unique-paths LeetCode unique paths 62

[LeetCode][42]trapping-rain-water

# Content Given n non-negative integers representing an elevation map where the width of each bar is 1, compute how much water it can trap after raini ......
trapping-rain-water LeetCode trapping water rain

[LeetCode][10]regular-expression-matching

# Content Given an input string s and a pattern p, implement regular expression matching with support for '.' and '*' where: '.' Matches any single ch ......
regular-expression-matching expression LeetCode matching regular

[LeetCode][32]longest-valid-parentheses

# Content Given a string containing just the characters '(' and ')', return the length of the longest valid (well-formed) parentheses substring. Examp ......
longest-valid-parentheses parentheses LeetCode longest valid

[LeetCode][64]minimum-path-sum

# Content Given a m x n grid filled with non-negative numbers, find a path from top left to bottom right, which minimizes the sum of all numbers along ......
minimum-path-sum LeetCode minimum path sum

LeetCode[10]RegularExpressionMatching

# Content Given an input string s and a pattern p, implement regular expression matching with support for '.' and '*' where: '.' Matches any single ch ......
RegularExpressionMatching LeetCode 10

LeetCode[32]LongestValidParentheses

# Content Given a string containing just the characters '(' and ')', return the length of the longest valid (well-formed) parentheses substring. Examp ......
LongestValidParentheses LeetCode 32

LeetCode[42]TrappingRainWater

# Content Given n non-negative integers representing an elevation map where the width of each bar is 1, compute how much water it can trap after raini ......
TrappingRainWater LeetCode 42

LeetCode[53]MaximumSubarray

# Content Given an integer array nums, find the subarray with the largest sum, and return its sum. Example 1: Input: nums = [-2,1,-3,4,-1,2,1,-5,4] Ou ......
MaximumSubarray LeetCode 53

LeetCode[62]UniquePaths

# Content There is a robot on an m x n grid. The robot is initially located at the top-left corner (i.e., grid[0][0]). The robot tries to move to the ......
UniquePaths LeetCode 62

LeetCode[55]JumpGame

# Content You are given an integer array nums. You are initially positioned at the array's first index, and each element in the array represents your ......
LeetCode JumpGame 55

LeetCode[64]MinimumPathSum

# Content Given a m x n grid filled with non-negative numbers, find a path from top left to bottom right, which minimizes the sum of all numbers along ......
MinimumPathSum LeetCode 64

【LeetCode1270. 向公司CEO汇报工作的所有人】with recursive找到某节点所有的后代

# 题目地址 https://leetcode.cn/problems/all-people-report-to-the-given-manager/description/ # 代码 ``` WITH RECURSIVE cte_subordinates AS ( -- 基础情况: 找到直接下属 ......
节点 后代 recursive LeetCode 所有人

【leetcode】1.two sum

第一题给我干懵了...想达到这个要求把我脑壳都想痛了...Follow-up: Can you come up with an algorithm that is less than O(n2) time complexity? 一开始想过用map，但是不能解决重复key的问题。 然而我用sort， ......
leetcode two sum

LeetCode 1581. 进店却未进行过交易的顾客

##题目 表：Visits ```sql + + + | Column Name | Type | + + + | visit_id | int | | customer_id | int | + + + visit_id 是该表中具有唯一值的列。 该表包含有关光临过购物中心的顾客的信息。 ``` ......
LeetCode 顾客 1581

Leetcode 19. 删除链表的倒数第N个结点(Remove nth node from end of list)

[题目链接](https://leetcode.cn/problems/remove-nth-node-from-end-of-list) 给你一个链表, 删除链表的倒数第n个结点, 并且返回链表的头结点. 示例 1: ``` 输入：head = [1,2,3,4,5], n = 2 输出：[1,2 ......
结点 Leetcode Remove node from

Leetcode148 排序链表

148. 排序链表 - 力扣（LeetCode） /** * Definition for singly-linked list. * struct ListNode { * int val; * ListNode *next; * ListNode() : val(0), next(nullptr ......
Leetcode 148

LeetCode -- 151. 反转字符串中的单词(手写一个trim函数)

本题我们采用 class Solution { public: string reverseWords(string s) { stack<string> stk; int n = s.size(), l = 0, r = n - 1; //trim函数 while(l < n && s[l] == ......
字符串 单词 函数 字符 LeetCode

第 358 场周赛 - 力扣（LeetCode）

# [第 358 场周赛 - 力扣（LeetCode）](https://leetcode.cn/contest/weekly-contest-358/) ## [2815. 数组中的最大数对和 - 力扣（LeetCode）](https://leetcode.cn/problems/max-pai ......
LeetCode 358
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