Clasa CheltuieliAmenajere

class CheltuieliAmenajare
{
    float buget;
    char* nume; // numele produsului achizitionat de tip 'Amenajare', ex: pat, candela,dulap...
    float pret;
    float numar;//numarul de persoane care au contribuit la achizitionarea obiectului amenajer.
    float contributie[10];//cu cat a contribuit.
public:
    CheltuieliAmenajare()
    {
        this->buget = 0;
        this->nume = NULL;
        this->pret = 0;
        this->numar = 0;
        for (int i = 0;i < 10;i++)
        {
            this->contributie[i] =0;
        }
    }
    CheltuieliAmenajare(float buget, char* nume, float pret, float numar, float contributie[10])
    {
        this->buget = buget;
        this->nume = new char[strlen(nume) + 1];
        strcpy(this->nume, nume);
        this->pret = pret;
        this->numar = numar;
        for (int i = 0;i < numar;i++)
        {
            this->contributie[i] = contributie[i];
        }
    }
    CheltuieliAmenajare(const CheltuieliAmenajare& a)
    {
        this->buget = a.buget;
        this->nume = new char[strlen(a.nume) + 1];
        strcpy(this->nume, a.nume);
        this->pret = a.pret;
        this->numar = a.numar;
        for (int i = 0;i < a.numar;i++)
        {
            this->contributie[i] = a.contributie[i];
        }
    }

    float getbuget()
    {
        return this->buget;
    }
    void setbuget(float noulbuget)
    {
        if (noulbuget>0)
        {
            this->buget = noulbuget;
        }
        else
        {
            cout << " Introduceti o alta valoare pentru buget" << endl;
        }
    }
    char* getnume()
    {
        return this->nume;
    }
    void setnume(char* noulnume)
    {
        if (this->nume)
        {
            delete[] this->nume;
        }
        this->nume = new char[strlen(noulnume) + 1];
        strcpy(this->nume, noulnume);
    }

    float getpret()
    {
        return this->pret;
    }
    void setpret(float noulpret)
    {
        if (noulpret > 0)
        {
            this->pret = noulpret;
        }
        else
        {
            cout << "Introduceti o valoare noua pentru pret" << endl;
        }
    }
    int getnumar()
    {
        return this->numar;
    }
    void setnumar(int noulnumar)
    {
        if (noulnumar > 0)
        {
            this->numar = noulnumar;
        }
        else
        {
            cout << " Va rugam introduceti o valoare noua pentru numar";
        }
    }

    float getcontributie()
    {
        return *this->contributie;
    }
    void setcontributie(float contributienou[10])
    {
        for (int i = 0;i < this->numar;i++)
        {
            this->contributie[i] = contributienou[i];
        }
    }
    void bugetramas()
    {
        float bugetramas;
        bugetramas = this->buget - this->pret;
        cout << " Bugetul ramas pentru obiectul curent este:" << bugetramas<<endl<<endl;
    }

    CheltuieliAmenajare& operator = (const CheltuieliAmenajare& a)
    {
        this->buget = a.buget;
        if (this->nume)
        {
            delete this->nume;
        }
        this->nume = new char[strlen(a.nume) + 1];
        strcpy(this->nume, a.nume);
        this->pret = a.pret;
        this->numar = a.numar;
        for (int i = 0;i < a.numar;i++)
        {
            this->contributie[i] = a.contributie[i];
        }
        return *this;
    }

    CheltuieliAmenajare operator + (CheltuieliAmenajare& s)
    {
        CheltuieliAmenajare temp = *this;
        temp.buget = temp.buget + s.buget;
        return temp;
    }

    CheltuieliAmenajare operator ++ ()
    {
        this->buget++;
        return *this;
    }
    CheltuieliAmenajare operator ++ (int i)
    {
        CheltuieliAmenajare temp = *this;
        this->buget++;
        return temp;
    }
    explicit operator int()
    {
        return buget / pret;
    }
    void operator ! ()
    {
        this->buget = 0;
    }
    bool operator>(CheltuieliAmenajare p)
    {
        if (this->buget > p.buget)
        {
            return true;
        }
        else
            return false;
    }
    bool operator==(CheltuieliAmenajare s)
    {
        if (this->buget == s.buget)
        {
            return true;
        }
        else
        {
            return false;
        }
    }

    friend ostream& operator << (ostream&, CheltuieliAmenajare);
    friend istream& operator >> (istream&, CheltuieliAmenajare&);

    ~CheltuieliAmenajare()
    {
        if (this->nume)
        {
            delete[] this->nume;
        }
    }

};
//float buget, char* nume, float pret,  float numar, float contributie[10]
ostream& operator << (ostream& out, CheltuieliAmenajare a )
{
    out << endl;
    out << " Bugetul este: " << a.buget << endl;
    out << " Numele este: " << a.nume << endl;
    out << " Pretul este: " << a.pret << endl;
    out << " Numarul de persoane care au contribuit este: " << a.numar;
    out << endl;
    for (int i = 0;i < a.numar;i++)
    {
        out << " Persoana " << i << " a contribuit cu " << a.contributie[i]<<endl;
    }
    out << endl;
    return out;
}
istream& operator >> (istream& in , CheltuieliAmenajare& a)
{
    cout << endl;
    cout << " Introduceti bugetul: ";
    in >> a.buget;
    char buffer[100];
    cout << " Introduceti numele: ";
    in >> buffer;
    if (strlen(buffer) > 0)
    {
        if (a.nume)
        {
            delete[] a.nume;
        }
        a.nume = new char[strlen(buffer) + 1];
        strcpy(a.nume, buffer);
    }
    cout << endl;
    cout << " Introduceti pretul: ";
    in >> a.pret;
    cout << endl;
    cout << " Introduceti numarul persoanelor contribuabile: ";
    in >> a.numar;
    cout << endl;
    for (int i = 0;i < a.numar;i++)
    {
        cout << " Persoana " << i << " a contribuit cu ";
        in >> a.contributie[i];
    }
    return in;
}