Ex15.cpp

#include <iostream>
#include <string.h>
#include <iomanip>

using namespace std;

const int MAX = 100;

struct student
{
	char name[20];
	long rollno;
	char sex;
	float height;
	float weight;
};

int main(int argc, const char * argv[])
{
	student cls[MAX];
	int i, n, max;
	float avg_height_f, avg_weight_f;

	printf("Please enter the number of students: ");
	cin >> n;

	max = (MAX > n) ? n : MAX;
	avg_height_f = 0;
	avg_weight_f = 0;

	for (i = 0; i < max; i++) {
		printf("Record %d\n", i+1);

		printf("Name: ");
		cin >> cls[i].name;
		printf("Rollno: ");
		cin >> cls[i].rollno;
		printf("Sex: ");
		cin >> cls[i].sex;
		printf("Height: ");
		cin >> cls[i].height;
		printf("Weight: ");
		cin >> cls[i].weight;

		printf("\n");
	}

	cout << left << setw(25) << "Name" << setw(15) << "Rollno" << setw(5) << "Sex" << setw(10) << "Height" << setw(10) << "Weight" << endl;
	for (i = 0; i < n; i++) {
		cout << left << setw(25) << cls[i].name << setw(15) << cls[i].rollno << setw(5) << cls[i].sex << setw(10) << cls[i].height << setw(10) << cls[i].weight << endl;
	}

	for(i = 0; i < max; i++)
	{
		avg_height_f += cls[i].height / max;
		avg_weight_f += cls[i].weight / max;
	}

	printf("\nThe average height is : %f\n", avg_height_f);
	printf("The average weight is : %f\n", avg_weight_f);

	return 0;
}