C / C++ / MFC

#include <iostream>
using namespace std;
int i;
class Array
{
private:
	int element;
	int *array;
	bool extend();
	bool contract();
public:
	Array( );
	Array(int array);
	Array(int array, int elem);
	~Array() {}
	bool append();
	bool chop();
	bool print();
	bool success;
};

/* Default Constructor
   -Pre none
   -Post *array set to 0
*/
Array :: Array ( )
{
	int *array = 0;
}

/*  Secondary Constructor
	Initializes Dynamic Array
	-Pre  int elem set to a value
	-Post *array set to dynamic array
*/
Array::Array (int elem)
{
	int *array = 0;
	element = elem;
	array = new int[element];
	for (i=0; i<element; i++) 
	{
		cout << "Please enter element "<< i << " : " << endl;
		cin >> array[i];
	}
}
bool Array :: append()
{
	success = false;
	success = extend();
	if (success = true)
		return (true);
	else 
		return (false);
}
bool Array:: extend()
{
	element += 1;
	int* temp = 0;
	temp = new int[element];
	for (i=0; i<element; i++){
		temp[i] = array[i];
	}
	cout << "Enter new element value : " << endl;
	cin >> temp[element];
	delete [] array;
    array = temp;
	return (true);
}
bool Array :: chop()
{
	success = false;
	success = contract();
	if (success = true)
		return (true);
	else 
		return (false);
}
bool Array :: contract()
{
	element -= 1;
	int* temp2 = NULL;
	temp2 = new int[element];
	for (i=0; i<element; i++){
		temp2[i] = array[i];
	}
	delete [] array;
	array = temp2;
	return (true);
}
bool Array :: print()
{
	for (i = 0; i < element; i++)
	{
		cout << "The value of element " << i << " is " << array[i] << endl;
	}
return (true);
}

#include <iostream>
#include "class.h"
using namespace std;
void main()
{
	int n;
	int elem;
	bool completion = false;
	cout << "Enter desired array size : " << endl;
	cin >> elem;
	Array ar1(elem);
	completion = ar1.append();
if (completion == true)
{
	cout << "Append successful!" << endl;
}
else
{
	cout << "Append Unsuccessful!!" << endl;
}
completion = false;
completion = ar1.chop();
if (completion == true)
{
	cout << "Chop successful!" << endl;
}
else
{
	cout << "Chop Unsuccessful!!" << endl;
}
completion = false;
completion = ar1.print();
if (completion == true)
{
	cout << "Print successful!" << endl;
}
else
{
	cout << "Print Unsuccessful!!" << endl;
}
completion = false;
system ("pause");