POO

#pragma warning (disable 4996)
#include <iostream>
#include <conio.h>

using namespace std;


class Student {
private:
	char *nume;
	int nota;
public:
	//constructor implicit cu parametri impliciti
	Student(char *nume = "NA", int nota = 5);

	//constructor de copiere
	Student(const Student &s);

	//destructor
	~Student();

	//functie care returneaza numele
	char * getNume();

	//functie care returneaza nota
	int getNota();

	//functie de modificare a numelui
	void setNume(char *nume);

	//functie de modificare a notei
	void setNota(int nota);

	//functie de afisare
	void afis();

	//functie de citire
	void citeste();
};

class Catalog {
private:
	int nr;
	Student *s;
public:
	Catalog(int n);
	~Catalog();
	void afis();
	void citeste();
};

void main() {
	int k;
	cout << "Introduceti numarul de studenti: " << endl;
	cin >> k;

	Catalog ceva(k);

	ceva.citeste();
	ceva.afis();

	_getch();
}

Student::Student(char *nume, int nota) {
	this->nume = new char[strlen(nume) + 1];
	strcpy_s(this->nume, strlen(nume) + 1, nume);
	this->nota = nota;
}

Student::Student(const Student &v) {
	this->nume = new char[strlen(nume) + 1];
	strcpy_s(this->nume, strlen(nume) + 1, v.nume);
	this->nota = v.nota;
}

Student::~Student() {
	if (nume != 0)
		delete nume;
}

char* Student::getNume() {
	return nume;
}

int Student::getNota() {
	return nota;
}

void Student::setNume(char * nume) {
	this->nume = nume;
}

void Student::setNota(int nota) {
	this->nota = nota;
}

void Student::afis() {
	cout << "Studentul " << nume << " are nota " << nota << endl;
}

void Student::citeste() {
	char n1[30];
	cout << endl<< "Introduceti numele studentului: " << endl;
	cin >> n1;
	nume = new char[strlen(n1) + 1];
	strcpy_s(nume, strlen(nume), n1);

	cout <<endl<< "Introduceti nota studentului: " << endl;
	cin >> nota;
}

Catalog::Catalog(int nr) {
	this->nr = nr;
	s = new Student[this->nr];
}

Catalog::~Catalog() {
	if (s != 0)
		delete s;
}

void Catalog::citeste() {
	for (int i = 0; i < nr; i++) {
		s[i].citeste();
	}
}

void Catalog::afis() {
	for (int i = 0; i < nr; i++) {
		s[i].afis();
	}
}