gsgse

// Przeciążanie operatorów i konstruktory.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include <stdio.h>
#include <conio.h>

class DynArray
{
private :
    int *tablica;
    int size;

public :

    DynArray()
    {
        tablica = new int[0];
        size = 0;
    }

    DynArray(int n, int m)
    {
        tablica = new int[n];
            size = n;
        for (int i = 0; i <= n; i++)
        {
            tablica[i] = m;
        }
    }

    int Size() const
    {
        return size;
    }

    DynArray::DynArray(const DynArray & D);

    void Display() const
    {
        printf("[");
        {

            for (int i = 0; i < size; i++)
            {
                printf("%d", tablica[i]);
                if (i != size - 1) printf(", ");
            }
        }
        printf("]");
    }

    ~DynArray();

    void operator!()
    {
        int a;
        for (int i = 0; i <= this->Size(); i++)
        {
            a = ((this->tablica[i])*(-1));
            this->tablica[i] = a;
        }
    }

    DynArray operator +=(int value)
    {

        int * bufor = new int[size];

        for (int i = 0; i < (size); i++)
        {
            bufor[i] = tablica[i];
        }
        size++;
        tablica = new int[size];
        for (int i = 0; i < size; i++)
        {
            tablica[i] = bufor[i];
        }
        tablica[size - 1] = value;

        delete[] bufor;

        return *this;

    }
};


DynArray::DynArray(const DynArray & D)
{
    size = D.size;
    tablica = new int[size];

    for (int i = 0; i<size; i++)
    {

        tablica[i] = D.tablica[i];
    }
}
DynArray::~DynArray()
{
    delete[] tablica;
}

int _tmain(int argc, _TCHAR* argv[])
{

    DynArray arr1;
    DynArray arr2(5, 2);

    printf("arr1 {%2d} = ", arr1.Size());
    arr1.Display();

    printf("\narr2 {%2d} = ", arr2.Size());
    arr2.Display();

    DynArray arr3 = arr2;
    arr3 += -10;
    arr3 += -20;
    arr3 += -30;
    printf("\narr3 {%2d} =", arr3.Size());
    arr3.Display();

    !arr3;
    printf("\n!arr3 {%2d} = ", arr3.Size());
    arr3.Display();


    printf("\nKoniec.");
    _getch();

    return 0;
}