http://www.eyny.com/viewthread.php?tid=5654666

20101201.cpp

// Integrated Development Environment
// Visual C++
#include <iostream>
#include <cstdlib>
#include "header.h"
using namespace std;
//
int main(int argc, char** argv)
{
	unsigned int length = 0;
	cout << "Input array size: ", cin >> length;
	CMyArr arr(length);
	for (unsigned int i = 0; i < arr.m_size; i ++)
	{
		int val;
		cout << "Input [" << i << "]: ", cin >> val;
		arr.SetVal(i, val);
	}
	arr.Display();
	arr.SortArr();
	arr.Display();
	cout << "Max = " << arr.m_max << endl;
	cout << "Min = " << arr.m_min << endl;
	system("PAUSE");
	return (0);
}

gistfile2.cpp

#ifndef _HEADER_H_
#define _HEADER_H_
#include <iostream>
using namespace std;
//
class CMyArr
{
public:
	int* m_ptr;
	unsigned int m_size;
	int m_max;
	int m_min;
	CMyArr(unsigned int length);
	~CMyArr(void);
	void SetVal(unsigned int pos, int val);
	void SortArr(void);
	void Display(void);
};
//
#endif

gistfile3.cpp

#include "header.h"
using namespace std;
//
CMyArr::CMyArr(unsigned int length)
{
	this->m_size = length;
	this->m_ptr = new int[this->m_size];
}
CMyArr::~CMyArr(void)
{
	if ( this->m_ptr != NULL )
	{
		delete [] this->m_ptr;
	}
	this->m_size = 0;
}
void CMyArr::SetVal(unsigned int pos, int val)
{
	if ( pos >= (this->m_size) )
	{
		return;
	}
	this->m_ptr[pos] = val;
}
void CMyArr::SortArr(void)
{
	int temp;
	for (unsigned int i = 0; i < (this->m_size); i ++)
	{
		for (unsigned int j = 0; j < (this->m_size); j ++)
		{
			if ( this->m_ptr[i] > this->m_ptr[j] )
			{
				temp = this->m_ptr[i];
				this->m_ptr[i] = this->m_ptr[j];
				this->m_ptr[j] = temp;
			}
		}
	}
	this->m_max = this->m_ptr[0];
	this->m_min = this->m_ptr[this->m_size - 1];
}
void CMyArr::Display(void)
{
	cout << "Array = [";
	for (unsigned int i = 0; i < (this->m_size); i ++)
	{
		cout << " " << this->m_ptr[i];
	}
	cout << "]" << endl;
}