Forma::Forma(int nD, std::string n) : dimensoes(nD), nome(n) {}

int Forma::nDimensoes()
{
    return dimensoes;
}
std::string Forma::nomeForma()
{
    return nome;
}

class Forma {
public:
Forma(int nD = 0, std::string n = "Forma");
virtual ~Forma();
int nDimensoes();
std::string nomeForma();

virtual float perimetro() = 0;
virtual float area() = 0;
virtual float volume () = 0;

private:
    int dimensoes;
    std::string nome;
};