C++入门 输出Hello World
#include <iostream>using namespace std;int main(){
cout << "Hello, world!" << endl; return 0;}它等效于
#include <iostream>using namespace std;int main(){
cout << "Hello, world! \n"; return 0;}#include <iostream>using namespace std;int main(){
cout << "Hello, world!" << endl; return 0;}它等效于
#include <iostream>using namespace std;int main(){
cout << "Hello, world! \n"; return 0;}C++ 一定会经历的常见错误...
假如我让你计算从1加到500,你会怎么计算,用累加公式?假如,没有累加公式,你只能从1挨个往上加,用计算机能不能实现这一一件事呢?4种方法:1、#include <iostream> using namespace std; int main(...
#include <iostream> using namespace std; class fenshu { public: int xuehao; int yuwen; }; ...
#include<iostream> using namespace std; int main() { cout << "The size of int is&nb...
#include<iostream> using namespace std; struct books{ char name[10]; int num; float price; }book; int&nb...