#include <iostream.h>

const int HIGHGRADE = 100;

int main()
{
  float grade, total;

  grade = 0;
  total = 0;
  cout << "\nTo stop entering grades, type in any number"
       << " greater than 100.\n\n";
  cout << "Enter a grade: ";
  cin  >> grade;

  while (grade <= HIGHGRADE)
  {
    total = total + grade;
    cout << "Enter a grade: ";
    cin  >> grade;
  }

  cout << "\nThe total of the grades is " << total << endl;

  return 0;
}