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C++11运算符重载和向量类重载实例详解（＜＜,＞＞,+,-,*等）

目录1. C++运算符重载介绍1.1 单目运算符与双目运算符1.2 友元运算符2. 实例讲解2.1 头文件定义2.2 实现运算符重载总结1. C++运算符重载介绍C ++ 中预定义的运算符的操作对...

• 2021-08-09

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C++实现LeetCode(50.求x的n次方)

[LeetCode] 50. Pow(x, n) 求x的n次方Implement pow(x, n), which calculates x raised to the power n(xn).Example 1:Input: 2.00000, 10
Outpu...

• 2021-08-09

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C++实现LeetCode(59.螺旋矩阵之二)

[LeetCode] 59. Spiral Matrix II 螺旋矩阵之二Given a positive integer n, generate a square matrix filled with elements from 1 to n2 in spiral orde...

• 2021-08-09

69浏览

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c语言枚举类型enum的用法及应用实例

目录前言一、枚举的概念二、枚举的几种用法1.直接定义枚举值，然后给普通变量赋值。2.定义带名称的枚举三、定义枚举别名四、枚举有什么用，用在哪里？最后总结：前言今天跟大家讲一...

• 2021-08-09

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从c++标准库指针萃取器谈一下traits技法(推荐)

本篇文章基于gcc中标准库源码剖析一下标准库中的模板类pointer_traits，并且以此为例理解一下traits技法。说明一下，我用的是gcc7.1.0编译器，标准库源代码也是这个版本的。还是...

• 2021-08-09

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C++实现LeetCode(37.求解数独)

[LeetCode] 37. Sudoku Solver 求解数独Write a program to solve a Sudoku puzzle by filling the empty cells.A sudoku solution must satisfy all of th...

• 2021-08-09

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C++实现LeetCode(38.计数和读法)

[LeetCode] 38. Count and Say 计数和读法The count-and-say sequence is the sequence of integers with the first five terms as following:1.    ...

• 2021-08-09

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C++实现LeetCode(90.子集合之二)

[LeetCode] 90. Subsets II 子集合之二Given a collection of integers that might contain duplicates, S, return all possible subsets.Note: Elements in a sub...

• 2021-08-09

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C++实现LeetCode(47.全排列之二)

[LeetCode] 47. Permutations II 全排列之二Given a collection of numbers that might contain duplicates, return all possible unique permutations.Example:Input: [1,...

• 2021-08-09

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C++实现LeetCode(40.组合之和之二)

[LeetCode] 40. Combination Sum II 组合之和之二Given a collection of candidate numbers (candidates) and a target number (target), find all unique combinations in...

• 2021-08-09

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C++实现LeetCode(48.旋转图像)

[LeetCode] 48. Rotate Image 旋转图像You are given an n x n 2D matrix representing an image.Rotate the image by 90 degrees (clockwise).Note:Y...

• 2021-08-09

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C++实现LeetCode(52.N皇后问题之二)

[LeetCode] 52. N-Queens II N皇后问题之二The n-queens puzzle is the problem of placing nqueens on an n×n chessboard such that no two queens...

• 2021-08-09

66浏览

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C++实现LeetCode(58.求末尾单词的长度)

[LeetCode] 58. Length of Last Word 求末尾单词的长度Given a string s consists of upper/lower-case alphabets and empty space characters ' ', return...

• 2021-08-09

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C++实现LeetCode(61.旋转链表)

[LeetCode] 61. Rotate List 旋转链表Given the head of a linked list, rotate the list to the right by k places.Example 1:Input: head = [1...

• 2021-08-09

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利用C语言实现经典多级时间轮定时器

目录1. 序言
2. 多级时间轮实现框架2.1 多级时间轮对象2.2 时间轮对象2.3 定时任务对象2.4 双向链表
2.5 联结方式
3. 多级时间轮C语言实现
3.1 双向链表头文件: list.h
3.2...

• 2021-08-09

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C++实现LeetCode(35.搜索插入位置)

[LeetCode] 35. Search Insert Position 搜索插入位置Given a sorted array and a target value, return the index if the target is found. If not, return the index whe...

• 2021-08-09

63浏览

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C++实现LeetCode(46.全排列)

[LeetCode] 46. Permutations 全排列Given a collection of distinct integers, return all possible permutations.Example:Input: [1,2,3]
Output:
[
[1,2,3],...

• 2021-08-09

58浏览

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C++实现LeetCode(39.组合之和)

[LeetCode] 39. Combination Sum 组合之和Given a set of candidate numbers (candidates) (without duplicates) and a target number (target), find...

• 2021-08-09

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C++实现LeetCode(144.二叉树的先序遍历)

[LeetCode] 144. Binary Tree Preorder Traversal 二叉树的先序遍历Given a binary tree, return the preorder traversal of its nodes' values.Example:Input:&...

• 2021-08-09

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C++实现LeetCode(43.字符串相乘)

[LeetCode] 43. Multiply Strings 字符串相乘Given two non-negative integers num1 and num2represented as strings, return the product of num1&#1...

• 2021-08-09

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C++实现LeetCode(49.群组错位词)

[LeetCode] 49. Group Anagrams 群组错位词Given an array of strings, group anagrams together.Example:Input: ["eat", "tea", "tan", "ate", "nat", "bat"],
Output:
[...

• 2021-08-09

59浏览

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C++实现LeetCode(53.最大子数组)

[LeetCode] 53. Maximum Subarray 最大子数组Given an integer array nums, find the contiguous subarray (containing at least one number) which has the lar...

• 2021-08-09

66浏览

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C++实现LeetCode(189.旋转数组)

[LeetCode] 189. Rotate Array 旋转数组Given an array, rotate the array to the right by k steps, where k is non-negative.Example 1:Input:[1,2,...

• 2021-08-09

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C++实现LeetCode(32.最长有效括号)

[LeetCode] 32. Longest Valid Parentheses 最长有效括号Given a string containing just the characters '(' and ')', find the length of the longest va...

• 2021-08-09

56浏览

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C++实现LeetCode(34.在有序数组中查找元素的第一个和最后一个位置)

[LeetCode] 34. Find First and Last Position of Element in Sorted Array 在有序数组中查找元素的第一个和最后一个位置Given an array of integers nums sorte...

• 2021-08-09

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C++实现LeetCode(77.Combinations 组合项)

[LeetCode] 77.Combinations 组合项Given two integers n and k, return all possible combinations of k numbers out of 1 ... n.For exam...

• 2021-08-09

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C++实现LeetCode(112.二叉树的路径和)

[LeetCode] 112. Path Sum 二叉树的路径和Given a binary tree and a sum, determine if the tree has a root-to-leaf path such that adding up all the values along the...

• 2021-08-09

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C++实现LeetCode(41.首个缺失的正数)

[LeetCode] 41. First Missing Positive 首个缺失的正数Given an unsorted integer array, find the smallest missing positive integer.Example 1:Input: [1,2,0]
Ou...

• 2021-08-09

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C++ normal_distribution高斯正态分布函数的用法示例

图 1 显示的是正态(或高斯)分布。它是一条连续的贝尔曲线，期望两边的值是相等的，可以理解为期望就是平均值。它是一个概率分布，因此曲线下方的面积是1。正态分布是由两个参数完...

• 2021-08-09

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C++实现LeetCode(57.插入区间)

[LeetCode] 57. Insert Interval 插入区间Given a set of non-overlapping intervals, insert a new interval into the intervals (merge if necessary).You may...

• 2021-08-09

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C++实现LeetCode(36.验证数独)

[LeetCode] 36. Valid Sudoku 验证数独Determine if a 9x9 Sudoku board is valid. Only the filled cells need to be validated according to the fo...

• 2021-08-09

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c语言中回调函数的使用以及实际作用详析

目录前言一、通过这节课程你能掌握以下知识：二、程序架构的核心理念和需求三、回调函数的作用1.输出型2.输入型四、掌握回调函数的程序编写总结前言今天给大家讲一下芯片/模...

• 2021-08-09

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C++实现LeetCode(187.求重复的DNA序列)

[LeetCode] 187. Repeated DNA Sequences 求重复的DNA序列All DNA is composed of a series of nucleotides abbreviated as A, C, G, and T, for example: "ACGAATTCCG". W...

• 2021-08-09

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C++实现LeetCode(91.解码方法)

[LeetCode] 91. Decode Ways 解码方法A message containing letters from A-Z is being encoded to numbers using the following mapping:'A' -> 1
'B' -> 2
......

• 2021-08-09

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C++实现LeetCode(93.复原IP地址)

[LeetCode] 93.Restore IP Addresses 复原IP地址Given a string containing only digits, restore it by returning all possible valid IP address combinations.Example:I...

• 2021-08-09

55浏览

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C++实现LeetCode(241.添加括号的不同方式)

[LeetCode] 241. Different Ways to Add Parentheses 添加括号的不同方式Given a string of numbers and operators, return all possible results from computing all the...

• 2021-08-09

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C++实现LeetCode(82.移除有序链表中的重复项之二)

[LeetCode] 82. Remove Duplicates from Sorted List II 移除有序链表中的重复项之二Given a sorted linked list, delete all nodes that have duplicate numbers, leaving...

• 2021-08-09

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vscode编译运行c语言报错乱码的解决

目录在这里先展示我遇到的报错顺序：解决报错的前提：报错1和2：报错3：报错4：在这里先展示我遇到的报错顺序：1、运行后出现乱码（不论是输出中文还是英文）
2、检测到 #include 错误。请...

• 2021-08-09

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C++实现LeetCode(68.文本左右对齐)

[LeetCode] 68.Text Justification 文本左右对齐Given an array of words and a width maxWidth, format the text such that each line has exactly maxWidth&#1...

• 2021-08-09

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C++实现LeetCode(72.编辑距离)

[LeetCode] 72. Edit Distance 编辑距离Given two words word1 and word2, find the minimum number of operations required to convert word1 t...

• 2021-08-09

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C++实现LeetCode(76.最小窗口子串)

[LeetCode] 76. Minimum Window Substring 最小窗口子串Given a string S and a string T, find the minimum window in S which will contain all the characters in T in...

• 2021-08-09

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C++实现LeetCode(81.在旋转有序数组中搜索之二)

[LeetCode] 81. Search in Rotated Sorted Array II 在旋转有序数组中搜索之二Suppose an array sorted in ascending order is rotated at some pivot unknown to you befo...

• 2021-08-09

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C语言中结构体与内存对齐实例解析

1.结构体类型C语言中的2种类型：原生类型和自定义类型，结构体类型是一种自定义类型。2.结构体使用时先定义结构体类型再用类型定义变量-> 结构体定义时需要先定义结构体类型，然...

• 2021-08-09

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C++实现LeetCode(136.单独的数字)

[LeetCode] 136.Single Number 单独的数字Given a non-empty array of integers, every element appears twice except for one. Find that single one.Note:Your algorithm...

• 2021-08-09

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C++基于灰度图上色GrayToColorFromOther的实现

目录场景需求功能函数代码C++测试代码场景需求 之前有提到给灰度图上色的需求，在此基础上，还有一种需求，就是基于另一张参考灰度图的色板来给当前的灰度图上色，比如参考灰...

• 2021-08-09

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C++实现LeetCode(312.打气球游戏)

[LeetCode] 312. Burst Balloons 打气球游戏Given n balloons, indexed from 0 to n-1. Each balloon is painted with a number on it represent...

• 2021-08-09

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C++实现LeetCode(62.不同的路径)

[LeetCode] 62. Unique Paths 不同的路径A robot is located at the top-left corner of a m x n grid (marked 'Start' in the diagram below).The ro...

• 2021-08-09

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C++实现LeetCode( 69.求平方根)

[LeetCode] 69. Sqrt(x) 求平方根Implement int sqrt(int x).Compute and return the square root of x, where x is guaranteed to be a non-negative...

• 2021-08-09

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C++实现LeetCode(79.词语搜索)

[LeetCode] 79. Word Search 词语搜索Given a 2D board and a word, find if the word exists in the grid.The word can be constructed from letters of sequentially adj...

• 2021-08-09

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C++实现LeetCode(87.搅乱字符串)

[LeetCode] 87. Scramble String 搅乱字符串Given a string s1, we may represent it as a binary tree by partitioning it to two non-empty substrings recursively...

• 2021-08-09