Programmer Think

This blog mainly talks about a simple version of mine sweeping. catalogue 1. Overall design of mine clearance project 2. Function module implementation in game function 2.1 initialize the chessboard module——   void InitBoard(char board[ROWS][COLS], int row, int col, char ret); 2.2 display chessboard function—&mdash ...

const class A { private: const int a;//Constant object members can be initialized using the initialization list or in class public: //Constructor A() :a(0) {}; A(int x) :a(x) {};//Initialization list //const can be used to distinguish overloaded functions int getValue();//Ordinary member function int getValue() const;//A constant membe ...

C Language Learning day1 1. Some piecemeal points of knowledge: Run environment VC++ 2010, remember to modify fonts and add commands "Run (but not debug)", display line numbers, etc. You need to modify the main code file suffix to'.c'after creating the project How does it work after writing the code? C Required after writin ...

preface String functions in c language are difficult to maintain and use. It is often necessary to consider whether they cross the boundary and the position of 0. Sometimes, when some compilers use string functions in c language, the compiler will warn you ⚠ Prompt that the function is unsafe; Even many object-oriented languages, such as Java ...

1. Given an integer array nums and an integer scalar target, find the two integers in the array that are the target and return their array subscripts. You can assume that each input corresponds to only one answer. However, the same element in the array cannot be repeated in the answer. You can return the answers in any order. Example 1: ...

Concept of linked list Concept: linked list is a non continuous and non sequential storage structure in physical storage structure. The logical order of data elements is realized through the pointer link order in the linked list. Let's start the single linked list Create a structure first typedef int SLTDateType; typedef struct SListNode ...

Sort out the commonly used library functions for processing characters and strings, as well as the usage, precautions and partial simulation implementation of memory functions strlen This function receives a char * type parameter and returns the number of characters before string \ 0. Note that the return type is size_t-shaped //An error p ...

STL learning notes (I) string c_str() const char *c_str(); c_ The str() function returns a pointer to the normal C string, with the same content as this string string s="123" printf("%s",s.c_str()) Add: insert() iterator insert( iterator i, const char &ch ); basic_string &insert( size_type index, const basic_string & ...

Operators and expressions We are Initial C language Now that we have a general understanding of operators, let's dissect operators in detail today. Operator There are many operators in C language, but after roughly classifying, there are the following operators //Arithmetic operator + - * / % //Shift operators << >> // ...

There are many functions in the C language library, among which the string function is a commonly used one, which needs us to master. catalogue 1. strlen (find string length) 1.1 strlen Simulation Implementation 2. strcpy (copy string) 2.1 strncpy function 2.2 simulation implementation strcpy 3. strcat (additional characters) 3.1 st ...