POO

#include <iostream>
#include <string.h>
#define m 50
using namespace std;

class Persoana {

	protected:
		char *nume, *pren;
		int varsta;

	public:

		Persoana() {
			nume = new char[m];
			pren = new char[m];
		}

		~Persoana() {
			if(nume != NULL)
				delete nume;
			if(pren != NULL)
				delete pren;
			}

	};

class Angajat : public Persoana {

	Angajat *rad, *urm;

	protected:
		char *depart;
		int vechime;

	public :

		//doar se aloca memorie pentru campurile persoanei si angajatului
		Angajat() : Persoana() {
			depart = new char[m];
		}


		Angajat(char *nm, char *pr, int v, char *dep, int vech) {
			depart = new char[m];
			strcpy(nume, nm);
			strcpy(pren, pr);
			varsta = v;
			strcpy(depart, dep);
			vechime = vech;
			rad = NULL;
	 }

		~Angajat() {
			if(depart != NULL)
				delete depart;
		}

		void citireAngajat() {
			cout << "Introduceti numele: ";
			cin.getline(nume, m);
			cout << "Introduceti prenumele: ";
			cin.getline(pren, m);
			cout << "Introduceti varsta: ";
			cin >> varsta;
			cin.ignore();
			cout << "Introduceti departamentul: ";
			cin.getline(depart, m);
			cout << "Introduceti vechimea: ";
			cin >> vechime;
		}

		void adaugareAngajat() {
			citireAngajat();
			Angajat *ang = new Angajat(nume, pren, varsta, depart, vechime);
			ang->urm = rad;
			rad = ang;
		}

		void afisareAngajati() {
			Angajat *a = rad;

		cout << "\n-----Informatii despre angajati-----\n\n";
			while(a != NULL) {
				cout << "\tNume: " << a-> nume << endl;
				cout << "\tPrenume: " << a->pren << endl;
				cout << "\tVarsta: " << a->varsta << endl;
				cout << "\tDepartament: " << a->depart << endl;
				cout << "\tVechime: " << a->vechime << endl << endl;

				a = a ->urm;
			}
		}
};


class Sef : public Angajat {

	int angajati;
	char *proiect;
	Sef *rad, *urm;

	public:
		Sef() : Angajat() {
			proiect = new char[m];
		}

		Sef(char *nm, char *pr, int v, char *dep, int vech, int ang, char *proi) : Angajat(nm, pr, v, dep, vech){
			proiect = new char[m];
			angajati = ang;
			strcpy(proiect, proi);
			rad = NULL;
		}

		~Sef() {
			if(proiect != NULL)
				delete proiect;
		}

		void adaugareSef() {
			citireAngajat();
			cout<< "Introduceti numarul de angajati: ";
			cin >> angajati;
			cin.ignore();
			cout << "Introduceti proiectul: ";
			cin.getline(proiect, m);

			Sef *sf = new Sef(nume, pren, varsta, depart, vechime, angajati, proiect);
			sf->urm = rad;
			rad = sf;

		}

		void afisareSefi() {

			cout << "\n-----Informatii despre sefi-----\n\n";
			Sef *a = rad;
			while(a != NULL) {
				cout << "\tNume: " << a-> nume << endl;
				cout << "\tPrenume: " << a->pren << endl;
				cout << "\tVarsta: " << a->varsta << endl;
				cout << "\tDepartament: " << a->depart << endl;
				cout << "\tVechime: " << a->vechime << endl;
				cout<< "\tNumar de angajati: " << a->angajati << endl;
				cout << "\tNumele proiectului: " << a->proiect << endl << endl;

				a = a ->urm;
		}
	}

};




void meniu()
{
	cout<< "\n\t------MENIU------\n";
	cout<< "\t1.Adaugare angajat\n";
	cout<< "\t2.Afisare angajati\n";
	cout<< "\t3.Adaugare sef\n";
	cout<< "\t4.Afisare sefi\n";
	cout<<"\n\tAlegeti optiunea dorita: ";
}


int main()
{
	int opt;
	Angajat *a = new Angajat();
	Sef *s = new Sef();

	do {
		meniu();
		cin >> opt;
		cin.ignore();

		switch(opt) {
			case 1:
			a ->adaugareAngajat();
			break;

		case 2:
			a->afisareAngajati();
			break;
		case 3:
			s ->adaugareSef();
			break;
		case 4:
			s ->afisareSefi();
			break;

		}
	}while(opt != 0);
}