CellPhoneStock::CellPhoneStock(CellPhoneStock &cps)
{
    this->cellPhones[capacity];
    for (int i = 0; i < capacity; i++)
    {
        this->cellPhones[i] = cps.cellPhones[i];
    }
}

CellPhoneStock::~CellPhoneStock()
{
    this->deleter();
}

void CellPhoneStock::operator= (const CellPhoneStock &cps)
{
    this->deleter();
    this->cellPhones[capacity];
    for (int i = 0; i < capacity; i++)
    {
        this->cellPhones[i] = cps.cellPhones[i];
    }
}