# include <stdio.h>

//
//  Program 6.2, Stephen Kochan, Programming in C.
//

int main ( void )
{
  int numberOfGrades, i, grade;
  int gradeTotal = 0;
  int failureCount = 0;
  float average;

  printf ( "How many grades will you be entering?\n" );
  scanf ( "%i", &numberOfGrades );

  for ( i = 1; i <= numberOfGrades; i++ )
  {
    printf ( "Enter grade #%i: ", i );
    scanf ( "%i", &grade );

    gradeTotal = gradeTotal + grade;

    if ( grade < 65 )
    {
      failureCount = failureCount + 1;
    }

  }

  average = ( float ) gradeTotal / numberOfGrades;

  printf ( "\nGrade average = %.2f\n", average );
  printf ( "Number of failures = %i\n", failureCount );

  return 0;
}