Vector

#include<iostream>
#include<vector>

using namespace std;
class Person{
protected:
    string name;
    int age;
public:
    Person(string name, int age){this->name = name;this->age = age;}
    virtual void showInfo(){
    cout<<"Person: "<<this->name<<"\t"<<this->age<<endl;
    }
};
class Student: public Person{
public:
    Student(string name, int age):Person(name, age){}
    void showInfo(){
     cout<<"Student: "<<this->name<<"\t"<<this->age<<endl;
    }
};
void showVectior(vector<Person*> v){
    for(vector<Person*>::iterator it = v.begin(); it!=v.end(); it++)
        (*it)->showInfo();

}

int main(){
vector<Person*> v;
v.push_back(new Person("P1", 10));
v.push_back(new Person("P2", 20));
v.push_back(new Student("S1", 20));

v[2]->showInfo();

cout<<"\n\n";
}