// functions.cpp : main project file.

#include "stdafx.h"
#include <iomanip>
#include <iostream>
#include <conio.h>

using namespace System;
using namespace std;

int no_students(int min,int max);
void get_heights(float heights[],int size);
float averge_height(float heights[],int size);
void statistics(int & above, int & below, float heights [], int size, float average);

void get_heights(float heights[], int size)
{
		int c;
		Console::Clear();
		cout << "\n\n\n" << setw(45) << "Create array of Student Heights " << setw(5) << "of " << setw(5) << size << setw(10) << "Students" << "\n\n\n";
		for (c=0;c<size;c++)
		{
			cout << "\n" << setw(40) << "Enter Height " ;
			cin >> heights[c];
		}
}

float average_height(float heights[],int size)
{
	int c;
	float average,tot_height=0;
	for (c=0;c<size;c++)
		tot_height = tot_height + heights[c];
	average = tot_height / size;
	return average;
}

void statistics (int & above, int & below, float heights [], float average,int size)
{
	int c;
	for (c=0;c<size;c++)
	{
		if (heights[c] >= average)
			above++;
		else
			below++;
	}
}

int no_students(int min, int max)
{
	int no;
	cout << "\n\n\n" << setw(30) << "Enter number between "
		<< setw(5) << min << setw(8) << " and "
		<< setw(5) << max << "\n\n\n";
		do
		{
			cout << "\n"<< setw(50) << "Number " ;
			cin >> no;
		}while (no<min||no>max);

		return no;
}

void main(void)
{
	int howmany;
	float student_heights[500],average_student_height;
	int above_average=0,below_average=0;

	howmany = no_students(1,500);

	get_heights(student_heights,howmany);

	average_student_height = average_height(student_heights,howmany);

	statistics (above_average,below_average,student_heights,average_student_height,howmany );

	cout << "\n\n\n\n"
		<< setw(45) << "Average Height " << setw(10) << average_student_height << "\n\n"
		<< setw(45) << "No above average height " << setw(10) << above_average << "\n\n"
		<< setw(45) << "No below average height " << setw(10) << below_average << "\n\n";
	getch();
}