#include <iostream>
#include <cstdlib>
#include <cstdio>

using namespace std;

     class Person {
        protected:
            string name;
            string surname;
            int age;

        public:
            virtual void info() = 0;
            virtual void setName(string newName) = 0;
            virtual string getName() = 0;
            virtual void setSurname(string newSurname) = 0;
            virtual string getSurname() = 0;
            virtual void setAge(int newAge) = 0;
            virtual int getAge() = 0;
    };

    class Student : public Person {

        public:
            Student(){}

            Student(string newName, string newSurname, int newAge){
                this->name = newName;
                this->surname = newSurname;
                this->age = newAge;
            }

            virtual void info() {
                cout << name << ", " << surname << ", " << age << " lat" << endl;
            }

            void setName(string newName) {
                this->name = newName;
            }

            string getName(){
                return this->name;
            }

             void setSurname(string newSurname) {
                this->surname = newSurname;
            }

            string getSurname(){
                return this->surname;;
            }

            void setAge(int newAge){
                this->age = newAge;
            }

            int getAge(){
                return this->age;
            }


    };

    istream &operator>> (istream &input, Person &p){
        string temp;
        cout << "Imie: ";
        input >> temp;
        p.setName(temp);
        cout << "Nazwisko: ";
        input >> temp;
        p.setSurname(temp);
        int tempAge;
        cout << "Wiek: ";
        input >> tempAge;
        p.setAge(tempAge);
        cout << endl;
        return input;
    }

    ostream &operator<< (ostream &output, Person &p){
        output << "[" << p.getName() << ", " << p.getSurname() << ", " << p.getAge() << " lat]" << endl;
        return output;
    }

    int main(){
        int size;
        cout << "Podaj rozmiar: " << endl << endl;
        cin >> size;

        Student* tab;
        tab = new Student[size];
        Student* start = tab;

        for(int i = 0; i < size; i++, tab++)
            cin >> *tab;

        for(int i = 0; i < size; i++, start++)
            cout << *start;

        return 0;
    }