#include<iostream.h>
class person
{
public:
char name[16];
int age;
}; //person类结束
void main()
{
person myself;
cout<<"/nEnter your name:";
cin>>myself.name;
cout<<"/nYour name is"<<myself.name;
cout<<"/nEnter your age;"
cin>>myself.age;
cout<<"/nYou are"<<myself.age<<"years old";
if(myself.age<100){cout<<"/nYou are pretty young!";}
if(myself.age=100){cout<<"/nYou are old";}
if(myself.age>100){cout<<"/nYou are really old";}
}
--《面向对象编程:C++》