POO - LAB 4 - EX 1

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EXERCITIUL 1
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#include <iostream>
#include <conio.h>
using namespace std;

class Multime {
private:
    int nr;
    int* m;
public:
    Multime(int n = 0);
    Multime(const Multime& v);
    ~Multime();
    int getNrElement();
    int getElement(int i);
    void setElement(int i, int val);
    int apare(int val);
    void citire();
    void afisare();
};

//Constructor de initializare
Multime::Multime(int n) {
    nr = n;
    m = new int[nr];
    for (int i = 0; i < n; i++) {
        *(m + i) = 0;
    }
}

//Constructor de copiere
Multime::Multime(const Multime& v) {
    nr = v.nr;
    m = new int[v.nr];

    for (int i = 0; i < nr; i++) {
        this->m[i] = v.m[i];
    }
}

//Destructor
Multime::~Multime() {
    if (m) {
        delete m;
    }
}

int Multime::getNrElement() {
    return nr;
}

int Multime::getElement(int i) {
    return *(m + i);
}

void Multime::setElement(int i, int val) {
    *(m + i) = val;
}

int Multime::apare(int val) {
    int ceva = 0;
    for (int i = 0; i < nr; i++) {
        if (*(m + i) == val) {
            return 1;
            ceva = 1;
            break;
        }
    }
    if (ceva == 0) {
        return 0;
    }
}

void Multime::citire() {
    for (int i = 0; i < nr; i++) {
        cout << "Elem #" << i << " = ";
        cin >> *(m + i);
    }
}

void Multime::afisare() {
    cout << "Elementele sunt :( ";
    for (int i = 0; i < nr; i++) {
        cout << *(m + i);
        cout << " ";
    }
    cout << ")";
}

void main() {
    Multime ceva(5);

    ceva.citire();
    ceva.afisare();
    cout << "\nNr de elemente este : " << ceva.getNrElement();
    cout << "\nElementul  2 este : " << ceva.getElement(1);
    ceva.setElement(1, 7);
    cout << "\nAcum elementul 2 este : " << ceva.getElement(1);
    cout << "\n" << ceva.apare(7) << "\n";

    Multime altceva(ceva);
    altceva.afisare();

    _getch();
}