template <class T>
class Vector
{
T* data;
int size;
public:
    Vector(int);
    ~Vector()    { delete[] data; }
    T& operator [](int i) { return data[i];}
    Iterat Iter;
};
template <class T>
Vector <T>::Vector(int n)
{
data = new T[n];
size=n;
}