#include<iostream> using namespace std; class Book { private: string bookname; string authtors; string publishing_house; int pages; double price; public: Book() { bookname = ""; authtors = ""; publishing_house = ""; pages = 0; price = 0; } Book(string bk, string auth, string pub, int pag,double pri) { bookname = bk; authtors = auth; publishing_house = pub; pages = pag; price = pri; } ~Book(){} string getBookname() const { return bookname; } void setBookname(char*name){ bookname=name; } string getAuthtors() const { return authtors; } void setAuthtors(char* auth) { authtors = auth; } string getPublishing_house() const { return publishing_house; } void setPublishing_house(char* pub) { publishing_house = pub; } int getPages() const { return pages; } void setPages(int pag) { pages = pag; } double getPrice() const { return price; } void setPrice(double pri) { price = pri; } }; int main() { Book book1("《C++程序设计》", "谭浩强编著", 485, "清华大学出版社", 36.00); Book book2("《吹牛大王历险记》", "拉斯伯等编著", 149, "天津人民出版社", 12.80); cout << "书名：" << book1.getBookname() << endl; cout << "作者：" << book1.getAuthtors() << endl; cout << "页数：" << book1.getPages() <<"页"<< endl; cout << "出版社：" << book1.getPublishing_house() << endl; cout << "价格：" << book1.getPrice() <<"元"<< endl; cout << endl; cout << "书名：" << book2.getBookname() << endl; cout << "作者：" << book2.getAuthtors() << endl; cout << "页数：" << book2.getPages() << "页" << endl; cout << "出版社：" << book2.getPublishing_house() << endl; cout << "价格：" << book2.getPrice() << "元" << endl; return 0; }这个代码如何修改

#include <iostream> #include<iomanip> using namespace std;九九乘法表

#include <iostream>

#include <iostream> #include <iomanip> using namespace std; int main() { int n,i,k=0; cin>>n; for(i=n*n;i>=1;i--) { cout<<setw(5)<<i; k++; if(k%n==0) cout<<endl; } cout<<endl; return 0;

基于C语言的磁盘调度算法的实现.zip

1．本实验是模拟操作系统的磁盘寻道方式，运用磁盘访问顺序的不同来设计磁盘的调度算法。 2．实现的磁盘调度算法有 FCFS，SSTF，SCAN，CSCAN 和 NStepSCAN 算法。 3．设定开始磁道号寻道范围，依据起始扫描磁道号...

#include <iostream> #include <queue> #include <string> using namespace std;对代码进行注释

#include <iostream> // 引入输入输出流库 #include <queue> // 引入队列库 #include <string> // 引入字符串库 using namespace std; // 使用 std 命名空间 // 主函数 int main() { queue<string> q; // 定义一...

解释代码# include < iostream > # include < string > # include < vector > # include < iomanip > using namespace std ;

- #include <iostream> 引入输入输出流库，用于控制台输入输出。 - #include <string> 引入字符串库，用于处理字符串操作。 - #include <vector> 引入向量库，用于动态数组操作。 - #include <iomanip> 引入...

#include <iostream> #include <deque> #include <string> using namespace std;

这段代码是引入了iostream、deque和string这三个标准库的头文件，并使用了std命名空间。 iostream头文件包含了用于输入输出的标准库函数和对象，比如cout和cin。 deque头文件包含了双端队列容器的...

详细解释一下这段代码：#include<iostream> using namespace std; #include<string> struct Stu{ string name; int age; double score; };

头文件#include<iostream>是C++标准库的一部分，用来实现输入输出流的操作，包括了cin、cout、endl等常用函数。命名空间using namespace std;是为了方便使用标准库中的函数和类，将std命名空间中的所有内容...

#include<iostream> #include<string> using namespace std; int main(){ string str[5]; }

#include <iostream> #include <string> int main() { // 定义一个字符串数组 std::string str[5]; // 从标准输入读取5个字符串，并存储到字符串数组中 for (int i = 0; i < 5; i++) { std::cout << "请输入...

#include <iostream>#include<string> using namespace std; int main() { int a = 12; int& r; r = a; r=10; cout << a; return 0:

#include <iostream> using namespace std; int main() { int a = 12; int& r = a; // 将r初始化为a的引用 r = 10; // 修改r的值，实际上也会修改a的值 cout << a; // 输出a的值 return 0; } 输出结果为...

#include<iostream> using namespace std; class Car { char* pName; int id; int m; public: Car(string name) { } }; 怎么将string name转换为char*pName

#include <iostream> using namespace std; class Car { char* pName; int id; int m; public: Car(string name) { pName = new char[name.length() + 1]; strcpy(pName, name.c_str()); id = 0; m = 0; ...

#include<iostream> using namespace std; int main() { string *week[2] = { "Sunday","Monday" }; }为何报错

#include <iostream> using namespace std; int main() { string* week[2] = { new string("Sunday"), new string("Monday") }; for (int i = 0; i < 2; i++) { cout << *week[i] << endl; } delete week[0]; ...

#include<iostream> #include<string> using namespace std; //继承与组合类的构造实例复杂版本 //Motor类存储和处理发动机相关信息 class Motor { private: string m_factory; int m_cylinders; string m_capacity; public: //无参构造函数 Motor() { cout << "Motor's Constructor" << endl

#include <iostream> #include <string> using namespace std; // Motor类存储和处理发动机相关信息 class Motor { private: string m_factory; // 制造商 int m_cylinders; // 气缸数 string m_capacity; // ...

#include <iostream> using namespace std; int main() { cout<<“nihao"<<endl; }指出可以改进的地方

1. 缺少头文件：需要添加头文件 #include <iostream> 2. 使用不规范的中文引号：需要使用英文引号 " " 3. 缺少命名空间：需要添加 using namespace std; 4. 缺少返回值：需要在 main() 函数后添加返回值 ...

#include <iostream> using namespace std; class Student { string name; float score; static int total; int Student (const char n, float s) { name = n; total += s; return 0; } }; int main() { int

#include <iostream> using namespace std; class Student { private: string name; float score; static int total; public: Student(string n, float s) { name = n; score = s; total++; } ...

优化这段代码#include <iostream> #include <vector> #include <string> using namespace std; int main() { string s; s.reserve(100); char c; while (cin >> c) { s.push_back(c); } cout << "s===" << s << endl; return 0; }

#include <iostream> #include <cstring> using namespace std; int main() { char s[100]; int len = 0; char c; while (cin >> c) { s[len++] = c; } s[len] = '\0'; cout << "s===" << s << endl; ...

解释这段代码#pragma once #include<iostream> #include<string> #pragma once #include<iostream> #include<string> using namespace std; #include "worker.h" class Manager : public Worker { public: int m_Id, m_DeptId; string m_Name; Manager(int id, string name, int dId); //显示个人信息 virtual void showInfo(); //获取岗位名称 virtual string getDeptName(); };

这段代码是一个简单的Python程序，它定义了一个函数is_prime()，用于判断一个数是否为质数。具体来说，这个函数接受一个整数参数num，然后通过循环从2到num-1的所有数来判断num是否能被整除。...

优化这段代码#include <iostream> #include <fstream> #include <vector> using namespace std; class student { private: string name; const char* uni = "云南大学";//const常量 string department; string major; int age; long number; public: //static成员 static char* ident; //不带参数的构造函数 student() { number = 20201120425; name = "王文言"; department = "软件学院"; age = 21; major = "软件工程专业"; }

using namespace std; class student { private: string name; const char* uni = "云南大学"; string department; string major; int age; long number; public: //static成员 static char* ident; //不...

#include <iostream> #include <string> #include <iomanip> using namespace std; class house{ private: string location; int num_of_rooms; int year_built; public: house(); house(string,int,int); void set_location(string); string get_location(); void set_num_of_rooms(int); int get_num_of_rooms(); void set_year_built(int); int get_year_built(); void print_house_details(); };

This is a class declaration for a house class with some private member variables and public member functions. Here is an example implementation for the house_impl.cpp file: #include "house.h...

纠正代码#include <iostream> #include <vector> #include <algorithm> using namespace std; int main(); struct Entry; vector<Entry>phone_book(1000); void print_entry(int i) { cout<<phone_book[i].name<<' '<<phone_book[i].number<<'\n'; } void add_entries(int i) { phone_book.resize(phone_book.size()+n); }

#include <iostream> #include <vector> #include <algorithm> using namespace std; struct Entry { string name; string number; }; vector<Entry> phone_book(1000); void print_entry(int i) { cout << ...

优化这段代码 #include <iostream> #include <fstream> #include <vector> using namespace std; class student { private: string name; const char* uni = "云南大学";//const常量 string department; string major; int age; long long number; public: //static成员 static char* ident; //不带参数的构造函数 student() { number = '20201120425'; name = "王文言"; department = "软件学院"; age = 21; major = "软件工程专业"; }

using namespace std; class student { private: string name; const char* uni; string department; string major; int age; long long number; public: //static成员 static char* ident; //不带参数的...

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优化这段代码#include <iostream> #include <vector> #include <string> using namespace std; int main() { string s; s.reserve(100); char c; while (cin >> c) { s.push_back(c); } cout << "s===" << s << endl; return 0; }

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