#include <iostream>
using namespace std;

class dynamicarray
{
    int Size;
    int *Array;
public:    
    dynamicarray (int s=0)
    {
        Size = s;
        if (Size > 0) Array = new int[Size];
    };
    ~dynamicarray ()
    {
        if (Size > 0)
        {
            cout << Size << " elements deleted." << endl;    
            delete[] Array;
        }
    };
    void append (int value)
    {
        int *tmparray = new int[Size+1];
        for (int i=0; i<Size; i++) tmparray[i] = Array[i];
        tmparray[Size] = value;
        Size++;
        Array = tmparray;
    };
    void print ()
    {
        for (int i=0; i<Size; i++) cout << Array[i] << endl;
    };
    int& operator[] (int i) { return Array[i]; };
};

int main ()
{
    dynamicarray arri(2);
    arri[0] = 11;
    arri[1] = 22;
    arri.append (33);
    arri.print ();
    return 0;
}