#include <iostream>
using namespace std;

const int DefaultSize = 10;

class Animal
{
public:
    Animal(int);
    Animal();
    ~Animal() { }

    int GetWeight() const { return itsWeight; }
    void Display() const { cout << itsWeight; }

private:
    int itsWeight;

};

Animal::Animal(int weight): itsWeight(weight)
{ }

Animal::Animal(): itsWeight(0)
{ }

template <class T>
class Array
{
public:
    Array(int itsSize = DefaultSize);
    Array( Array &rhs);
    ~Array()
    {
        delete [] pType;
    }

    Array& operator= (const Array&);
    T& operator[] (int offset)
    {
        return pType[offset];
    }

    int GetSize () const
    {
        return itsSize;
    }
template< class U >
// friend 
ostream& operator<< (ostream&, Array<U>&);

private:
    T *pType;
    int itsSize;
};


template <class T>
ostream& operator<< (ostream& output, Array<T>& theArray)
{
    for (int i = 0; i < theArray.GetSize(); ++i)
        {
            output << "[" << i << "]" << theArray[i] << endl;
        }
    return output;
}


template <class T>
Array<T>::Array(int size): itsSize(size)
{
    pType = new T[size];
    for (int i = 0; i < size; ++i)
        pType[i] = 0;
}

//конструктор копирования
template <class T>
Array<T>::Array(Array &rhs)
{
    itsSize = rhs.GetSize();
    pType = new T[itsSize];
    for (int i = 0; i < itsSize; ++i)
    {
        pType[i] = rhs[i];
    }
}

//оператор присваения
template <class T>
Array<T>& Array<T>::operator= (const Array &rhs)
{
    if (this == &rhs)
        return *this;

    delete [] pType;
    itsSize = rhs.GetSize();
    pType = new T[itsSize];

    for (int i = 0; i < itsSize; ++i)
    {
        pType[i] = rhs[i];
    }

    return *this;
}

///////////////////////////////////////////////////////////////////

int main()
{
    bool Stop = false;
    int  offset, value;
    Array<int> theArray;

    while (!Stop)
    {
        cout << "Enter an offset (0-9) ";
        cout << "and a value. (-1 to stop): ";
        cin >> offset >> value;

        if (offset < 0)
            break;

        if(offset > 9)
        {
            cout << "***Please use value between 0 and 9*** \n";
            continue;    
        }
            
        theArray[offset] = value;    
    }
    cout << "\n Here's the entire array: \n";
    cout << theArray << endl;
                
                
    return 0;
}