OJ Brush problem--15th week C + + Exercise object Conversion

DescriptionDefine a teacher (teacher) class (teacher number, name, gender, salary) and a student (student) class (school number, name, gender, score), both of which have part of the data members are the same, num (number), name (name), sex (gender).

Size calculation for C + + classes

CLASSA{};CLASSB{CHARCH;VIRTUALVOIDFUNC0 ()   {  }};class  C{char ch1;char ch2;virtual void func ()   {  }virtual void  Func1 ()   {  }};class D : public A, public C{int d; Virtual void func ()   {  }virtual void func1 ()   {  

Comparison of Ford Fulkson algorithm based on Dijkstra algorithm and BFS algorithm based on C + +

#include #include #include #include #include #include #include #include #include using namespace std ; const int INF = Int_max;//edmond karp.bool ek_bfs (vector > &g, int src, int dest, vector &pre) {vector visited (G.size (), false);vector _

C/c++&java communicate with the video file-streaming

Use open source Communication framework AllJoyn to do equipment, service search, Discovery, communication, detailed principle reference https://allseenalliance.org/developers/learn/core/system-description/ Advertisement-discovery GStreamer for media

C + + Records dumpfile when a Windows program crashes

"principle"When the Windows program encounters an exception, no try-catch or try-catch can catch the exception, the program will automatically exit, if there is no dump file at this time, we do not get any program exit information. An exception

Effective C + + clause 6

If you do not want to use a function generated automatically by the compiler, you should explicitly denyThe knowledge points in this section areIf you do not want the compiler to automatically generate the copy function and the copy assignment

Ford Fulkson maximum flow algorithm based on Dijkstra shortest-path search for C + +

#include #include #include #include #include using namespace Std;const int maxn = 120;const int INF = Int_max;int G[MAXN][MAXN], N;int DIST[MAXN], Pre[maxn];bool v Isited[maxn];int times = 0;bool Dijkstra (int src, int dest) {for (int i = 0; i 0

C Note that the language string used

Reprint please specify the source!In the C language there is no specific string data type, string constants and character arrays in the form of strings.The string is actually a string of 0 or more characters. And at the end of the entire bit mode

Why do assignment operators return reference types in C + +

Class Test{test& operator= (const test& t){}}This is the format of the assignment operator function that we are familiar with, but why does the function have to return a reference?Look at a lot of information and feel this explanation is more

Knowledge of C + + problem collation

How to balance performance, choose C++stl container rationally?ANSER:The first thing to figure out is what the problem is, assuming the STL problem.STLCan simply feel that is the algorithm + data structure, all the container algorithm selection and

Mooc C # push block code

Push Block games It's an interesting little game Mooc has code I still play it myself familiar with C #1 usingSystem;2 usingSystem.Collections.Generic;3 usingSystem.ComponentModel;4 usingSystem.Data;5 usingSystem.Drawing;6 usingSystem.Linq;7

"Restudying" C # Delegate Delegate

In the C # learning process, learn to entrust and events always confused for a period of time, after the confusion since then indefinitely ~, so recently I intend to learn the past confused knowledge summary, restudying, summary record down.First,

C # set IP address

Static voidSetnetworkadapter () {managementbaseobject Inpar=NULL; Managementbaseobject Outpar=NULL; ManagementClass MC=NewManagementClass ("Win32_NetworkAdapterConfiguration"); Managementobjectcollection MOC=MC. GetInstances ();

Generics of C #

About genericsGenerics are a feature of programming languages. Allows programmers to define variable parts when writing code in a strongly typed programming language, which must be specified before they are used. The various programming languages

C # Jsonhelper

It is recommended to use json.net:http://www.cnblogs.com/xwgli/archive/2013/08/30/3290964.html directlyAdd Reference: System.Runtime.SerializationThe JsonHelper.cs code is as

C # Call DLL

#include #include extern "C" __declspec (dllexport) int tcharparm (char* in,int len,char* Out) {memset (out,0,4); memcpy (Out,in,len); return 0;} extern "C" __declspec (dllexport) int tl_add (int a,int b) {return a+b;}  Set Path=c:\program Files (x8

C # Reads and modifies the configuration within the specified config file

Because modifying the default app. Config file will always be overwritten by old files after execution, it is unclear what the cause is. The alternative is to read and write in another custom configuration file.1. Read//read the configuration

C # compress, crop, and manipulate picture files

In the project, the processing of the picture, used in the upload, limit the size of the way, this brings many inconvenience. After all, the site operators do not necessarily do the image processing, often beyond the size limit, even if the use of

C # graphical interface--l type Domino

This is the Lanzhou Jiaotong University Cshap (C #) Homework problem, just began to fall into the wrong, the first day did not patience, today spent 2 hours to write this L-type Domino cover program The domino implementation of the command line can

String library functions ----------- summarize some common string processing functions.

String library functions ----------- summarize some common string processing functions. Header file: # include   First place Char * strstr (char * dest, char * need ); Locate the position where the need string appears from the dest string. If the

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