leetcode位置0830
asp.net restful ef core sqlite 自定义包的位置
# `MagicVilla_VillaAPI/MagicVilla_VillaAPI.csproj` ```csproj net7.0 enable enable ..\packages runtime; build; native; contentfiles; analyzers; buildtr ......
leetcode139 单词拆分
下面采用穷举的方法。但是超时。 注意：题目示例中看起来输出是字符串‘true’or'false'。但是实际输出是bool类型，所以在下面程序中进行了转换。 class Solution: def __init__(self): self.ans='false' def wordBreak(self, ......
leetcode226 翻转二叉树——简单
# Definition for a binary tree node. # class TreeNode: # def __init__(self, val=0, left=None, right=None): # self.val = val # self.left = left # self. ......
leetcode题库39.组合总和——递归 穷举
class Solution: def combinationSum(self, candidates, target): res,ans=[],[] def findpath(candidates): if sum(ans)==target: res.append(ans.copy()) retu ......
[LeetCode] 2707. Extra Characters in a String
You are given a 0-indexed string s and a dictionary of words dictionary. You have to break s into one or more non-overlapping substrings such that eac ......
[LeetCode] 1921. Eliminate Maximum Number of Monsters
You are playing a video game where you are defending your city from a group of n monsters. You are given a 0-indexed integer array dist of size n, whe ......
Leetcode 剑指 Offer 58 - II. 左旋转字符串(Zuo xuan zhuan zi fu chuan lcof)
[题目链接](https://leetcode.cn/problems/zuo-xuan-zhuan-zi-fu-chuan-lcof) 字符串的左旋转操作是把字符串前面的若干个字符转移到字符串的尾部。请定义一个函数实现字符串左旋转操作的功能。比如，输入字符串"abcdefg"和数字2，该函数将返回 ......
elementui 长表单验证滚动到首个错误位置
this.$refs['form'].validate(valid => { if(valid){ // 验证通过 } else { // 验证失败 this.$nextTick(() => { let isError = document.getElementsByClassName('is-er ......
Leetcode刷题笔记——二分法
二分法是搜索算法中极其典型的方法，其要求输入序列有序并可随机访问。算法思想为 输入：有序数组nums，目的数值target 要求输出：如果target存在在数组中，则输出其index，否则输出-1 1. 将原数组通过[left,right]两个索引划分范围，初值left=0,right=数组的最后一 ......
LeetCode952三部曲之一：解题思路和初级解法(137ms，超39%)
### 欢迎访问我的GitHub > 这里分类和汇总了欣宸的全部原创(含配套源码)：[https://github.com/zq2599/blog_demos](https://github.com/zq2599/blog_demos) ### 题目描述 - 难度：**困难** - 编程语言：Jav ......
[LeetCode] 1560. Most Visited Sector in a Circular Track
Given an integer n and an integer array rounds. We have a circular track which consists of n sectors labeled from 1 to n. A marathon will be held on t ......
[LeetCode] 2511. Maximum Enemy Forts That Can Be Captured
You are given a 0-indexed integer array forts of length n representing the positions of several forts. forts[i] can be -1, 0, or 1 where: -1 represent ......
设置cmd命令窗口的起始位置
在Windows中，可以按照以下方法设置打开命令行窗口的默认路径： 方法一：通过“计算机管理”修改 1. 在“我的电脑”图标上右击，选择“管理”命令，弹出“计算机管理”窗口。 2. 在左侧目录树中依次展开“系统工具/本地用户和组/用户”，接着双击右窗口的用户名。 3. 在弹出的“Administra ......
【Leetcode刷题记录】1、买钢笔和铅笔的方案数；2、一个图中连通三元组的最小度数；3、带因子的二叉树
1、买钢笔和铅笔的方案数 题目：给你一个整数 total ，表示你拥有的总钱数。同时给你两个整数 cost1 和 cost2 ，分别表示一支钢笔和一支铅笔的价格。你可以花费你部分或者全部的钱，去买任意数目的两种笔。 请你返回购买钢笔和铅笔的 不同方案数目 。 思路：枚举法。 假设 total 最多可 ......
[LeetCode][494]target-sum
# Content You are given an integer array nums and an integer target. You want to build an expression out of nums by adding one of the symbols '+' and ......
[LeetCode][416]partition-equal-subset-sum
# Content Given an integer array nums, return true if you can partition the array into two subsets such that the sum of the elements in both subsets i ......
Leetcode 151. 反转字符串中的单词(Reverse words in a string)
[题目链接](https://leetcode.cn/problems/reverse-words-in-a-string) 给你一个字符串 s ，请你反转字符串中 单词 的顺序。 单词 是由非空格字符组成的字符串。s 中使用至少一个空格将字符串中的 单词 分隔开。 返回 单词 顺序颠倒且 单词 之 ......
LeetCode46全排列(回溯入门)
### 欢迎访问我的GitHub > 这里分类和汇总了欣宸的全部原创(含配套源码)：[https://github.com/zq2599/blog_demos](https://github.com/zq2599/blog_demos) ### 题目描述 - 难度：中等 - 给定一个不含重复数字的数 ......
[LeetCode] 2240. Number of Ways to Buy Pens and Pencils
You are given an integer total indicating the amount of money you have. You are also given two integers cost1 and cost2 indicating the price of a pen ......
Leetcode 24. 两两交换链表中的节点(Swap nodes in pairs)
[题目链接](https://leetcode.cn/problems/swap-nodes-in-pairsn/) 给你一个链表，两两交换其中相邻的节点，并返回交换后链表的头节点。你必须在不修改节点内部的值的情况下完成本题（即，只能进行节点交换）。 示例 1: 递归条款1~程序和递归函数的位置关系
2全局变量的作用 https://leetcode.cn/problems/minimum-absolute-difference-in-bst/ 以二叉树最小绝对值差为例： 如果将pre=cur;这句话写在所有递归函数之前(一般终止条件为第一行代码)作用不大 1 class Solution { ......
[LeetCode][338]counting-bits
# Content Given an integer n, return an array ans of length n + 1 such that for each i (0 <= i <= n), ans[i] is the number of 1's in the binary repres ......
[LeetCode][337]house-robber-iii
# Content The thief has found himself a new place for his thievery again. There is only one entrance to this area, called root. Besides the root, each ......
[LeetCode][322]coin-change
# Content You are given an integer array coins representing coins of different denominations and an integer amount representing a total amount of mone ......
[LeetCode][312]burst-balloons
# Content You are given n balloons, indexed from 0 to n - 1. Each balloon is painted with a number on it represented by an array nums. You are asked t ......
[LeetCode] 2483. Minimum Penalty for a Shop
You are given the customer visit log of a shop represented by a 0-indexed string customers consisting only of characters 'N' and 'Y': if the ith chara ......
leetcode & c++多线程刷题日志
## 1.按序打印 [按序打印](https://leetcode.cn/problems/print-in-order/description/) **解法** + 1. 互斥锁 ```c++ class Foo { mutex mtx1, mtx2; public: Foo() { mtx1.l ......
zImage的位置对于ARM32内核解压的影响
分析了zImage和解压后内核在不同的相对位置关系下，解压过程中执行的操作，主要涉及到是否需要重定位zImage，何时创建页表，是否需要调整zImage拷贝的位置。 ......
(06)动态指定FastReport报表图片中的位置
动态指定FastReport报表图片中的位置 procedure TForm.frxReport1BeforePrint(Sender: TfrxReportComponent); begin if (sender is TFrxPictureView) then if (sender.Name=' ......
echarts tooltip位置调试
tooltip: { trigger: "axis", position: function (point, params, dom, rect, size) { var x = 0; // x坐标位置 var y = 0; // y坐标位置 // 当前鼠标位置 var pointX = point ......