代码： 全选
#include <iostream>
int main(){
int int_n1;
int int_n2;
int sum;
std::cout<<"Enter first interger \n";
std::cin >>int_n1;
std::cout<<"Enter second interger \n";
std::cin >>int_n2;
sum=int_n1+int_n2;
std::cout<<"sum is "<<sum<<std::endl;
return 0;
}
代码： 全选
#include <iostream>
int main(){
std::cout<<"Welcome \n";
std::cout<<"to c++ \n";
std::cout<<"Welcome \t";
std::cout<<"to c++ \n";
std::cout<<"Welcome \r";
std::cout<<"to c++ \n";
std::cout<<"Welcome \a";
std::cout<<"to c++ \n";
}
代码： 全选
#include <iostream>
#include <stdio.h>
using namespace std;
int main() {
cout << "Content-type:text/html\n\n";
cout << "<html>\n";
cout << "<head>\n";
cout << "<title>Hello World the first CGI</title>\n";
cout << "</head>\n";
cout << "<body>\n";
cout << "<h2>Hello World! the first CGI program</h2>\n";
cout << "</body>\n";
return 0;
}
代码： 全选
#include <iostream>
using std::cout;
using std::cin;
using std::endl;
int main(){
int total;
int gradecouter;
int grade;
int average;
total=0;
gradecouter=1;
while (gradecouter<=10){
cout<<"input number please:";
cin>>grade;
total=total+grade;
gradecouter=gradecouter+1;
}
average=total/10;
cout<<"Class average is"<<average<<endl;
return 0;
}