#include<iostream.h>

void ShowSimpleExample();
void ShowArrayExample();

void main()
{
	ShowSimpleExample();
	ShowArrayExample();
}


void ShowSimpleExample()
{
	double *pGrade;

	pGrade = new double;

	*pGrade = 100;

	cout << *pGrade << endl;

	delete pGrade;
}

void ShowArrayExample()
{
	double *pGrades;

	pGrades = new double[20];

	pGrades[0] = 100;
	pGrades[1] = 90;
	pGrades[2] = 70;
	pGrades[3] = 80;

	cout << pGrades[0] << endl;
	cout << pGrades[1] << endl;
	cout << pGrades[2] << endl;
	cout << pGrades[3] << endl;

	delete [] pGrades;
}