// Here we do something almost impossible without arrays: we handle
// a number of students that is unknown to the programmer.

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

void main(void)
{
  float grade_array[100]; // create storage locations for up to 100 grades
  int student;            // the student number or index.
  int number_of_students; // the total number of students to handle

  // input the number of students:
  cout << "Number of students: ";
  cin >> number_of_students;

  // input the grades:
  for (student=0; student<number_of_students; student++)
    {
      cout << "Please enter grade for student " << student << ": ";
      cin >> grade_array[student];
    }
  cout << endl;
    
  // see what are the good students
  for (student=0; student<number_of_students; student++)
    {
      cout << "Student " << student << " has grade "
	   << setw(2) << grade_array[student] << ".";
      if (grade_array[student] > 7) cout << " Good work!";
      cout << endl;
    }

  // THIS GOES WRONG AS THE PROGRAM BECOMES BIGGER AND MORE PEOPLE START
  // WORKING ON THEM.

  // THE CODE THAT PROCESSES PARTS SCATTERS AROUND TO TO MANY PLACES
  // MAKING IT DIFFICULT TO INCORPORATE CHANGES

  // TOO MANY PEOPLE WHO DO NOT FULLY UNDERSTAND HOW THE GRADES ARE
  // DEFINED MESS UP THINGS FOR THE OTHERS.
}