#include<iostream>
#include<string>
using namespace std;
class person
{ public:
string name;
int age;
void setName (string name);
void setAge (int age);
};
class student:public person
{ public:
int id;
void setId (int id);
void introduce()
{
cout<<"Hi my name is"<<name<<"and my age is"<<age<<"and my id is"<<id;}
};
int main()
student person ;
string.setName("Omar");
int.setAge("20");
omar.setId("54321");
omar.introduce();
return 0;
}