C++

An Object-Oriented story  The most important concept of object-oriented programming language is undoubtedly class, and everything is object. (but if I write code in front of a computer every day to study object-oriented languages, it is very

The smallest unit in the Section target file is a block. A block is a piece of code or data that eventually occupies continuous space in the memory image. 1. The COFF target file contains three default blocks: . Text executable code. Data

This question is quite classic. First, it is the process of creating an automatic machine. In fact, it is a state transfer. If a substring in a dictionary tree is added with a letter, it will become an invalid string and then be marked. Finally, we

Stack is required for non-recursive Binary Tree creation, which is indeed too annoying. Here, only the method for recursively creating a binary tree is provided. [Cpp]# Include "stdafx. h"# Include Using namespace std;Typedef struct BiTreeNode{Char

[Cpp]// Copy an object:Bool MyTest007: copyFileToPath (QString sourceDir, QString toDir, bool coverFileIfExist){ToDir. replace ("\\","/");If (sourceDir = toDir ){Return true;}If (! QFile: exists (sourceDir )){Return false;}QDir * createfile = new

Simple greedy idea: add the maximum number to s [I] [j] + = max (s [I + 1] [j], s [I + 1] [j + 1]); [Cpp]# Include [Cpp]# Define max (a, B) (a)> (B )? (A) :( B)Int s [100] [100];Int main (){Int c, n, I, j, B;Scanf ("% d", & c );While (c --){Scanf ("%

[Cpp] converts a binary search tree into a sorted two-way linked list question:Enter a binary search tree and convert it into a sorted two-way linked list.You must not create any new node. You only need to adjust the pointer point.10//6 14////4 8 12

[Cpp]/*The line segment tree is very powerful. This should also be a problem of interval processing and multiple queries, so it must be solved by the line segment tree.Sum [] indicates the sum of the remainder of % 5 in the interval, and cnt

The coordinates of n points are given, and the square of the longest distance between points is obtained. Solution: Build a convex hull. The longest distance point must be on the convex hull. The point on the violent enumeration convex hull can pass

Question: How many posters can be viewed in the end. Question: Recently I want to write a question about rectangular cutting. Of course, this question is not very suitable, but I can pass it. [Cpp]# Include # Include # Include # Include # Include #

One day a colleague was debugging a memory leak problem through vld. After a long time, he found me. I glanced at his code and found that the problem was exactly the same as what I encountered: Class Base {Public:~ Base ();}; Class Derived: public

Bare string matching. the maximum length of the substring is 10,000, and that of the parent string is 1,000,000.The number of times the substring appears in the parent string.If the length of the substring is small, you can directly use the RK match.

To search for water questions, you need to pay attention to the search skills. First, we need to pre-process the questions to facilitate debugging and modification. See the following example: [Cpp] www.2cto.com// Preprocessing of vertices to be

A good way to learn programs is to read the code and improve the code.The following example is from An Overview of the C ++ Programming Language (5.1 exception and error handling)Program purpose: Use the exception mechanism of c ++ to report the

And check the deformation of the Set application. The question refers to a graph with only the top, bottom, and left sides. Some of these edges are given,Evaluate the distance between any two specified nodes.It is possible that the current

Question: Similar to the Minimum Spanning Tree, the Minimum Spanning Tree is used first, and then vertices are enumerated to delete edges and add edges. [Cpp]# Include # Include # Include # Include # Include Using namespace std;Const int maxn = 1010*

This question is very simple. Find a path in a tree to make it different or right (that is, the weights of all edges in the path are differentOr up) the maximum.This question takes two steps. The first step is to assume that the root is node 0, find

Question:Free DIY TourTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission (s): 1894 Accepted Submission (s): 619 Problem DescriptionWeiwei is a software engineer of ShiningSoft. he has just excellently

The CCriticalSection is the encapsulation of the key section CRITICAL_SECTION. Critival section is a short piece of code that requires exclusive access to some shared resources before execution. This method allows multiple lines of code to

Give some rectangles to calculate the area of these rectangles. A rectangle is the coordinates in the lower left corner and lower right corner. It is a positive integer.Idea: a simple line segment tree question is to find the rectangular area.