(highest)
return scores
:param highest: integer of highest exam score.
   :return: list of integer score thresholds for each F-A letter grades.
:param highest: integer of highest exam score.
   :return: list of integer score thresholds for each F-A letter grades.
: param highest : integer of highest exam score . : return : list of integer score thresholds for each F - A letter grades .
def letter_grades(highest):
    """
   :param highest: integer of highest exam score.
   :return: list of integer score thresholds for each F-A letter grades.
   """

    increment = round((highest - 40)/4)
    scores = []
    for score in range(41, highest, increment):
        scores.append(score)
    return scores
def letter_grades ( highest ) : increment = round ( ( highest - 40 ) / 4 ) scores = [ ] for score in range ( 41 , highest , increment ) : scores . append ( score ) return scores