c++类，这里主函数应该写什么

Question

#include
#include

using namespace std;
class student
{
public:
void setInfo();
void show();
private:
string stuNo;
string stuName;
string stuSex;
};

void student::setInfo()
{
cout<<"please enter student's No,Name,Sex: ";
cin>>stuNo>>stuName>>stuSex;
}
void student::show()
{
cout<<"No.: "<<stuNo<<endl;
cout<<"Name: "<<stuName<<endl;
cout<<"Sex: "<<stuSex<<endl;
}

Answer 1

 int main()
{
student s;
s.setinfo();
s.show();
return 0;
}