Chapter 5

Bugs can casue ear pain when they go into your ear. Be Carefull!!

'''
def calculate_grade_average(grade_sum, number_of_grades):
    grade_average = int(grade_sum / number_of_grades)
    return grade_average

counter = 0
total = 0
while True:
    print('Enter a grade, or "done" if done entering grades:')
    grade = input()
    if grade == 'done':
        break
    counter = counter + 1
    total = total + int(grade)

avg = calculate_grade_average(counter, total)
print('The grade average is:', avg)
'''

#Fixed Code
def calculate_grade_average(grade_sum, number_of_grades):
    grade_average = grade_sum / number_of_grades
    return grade_average

counter = 0
total = 0
while True:
    print('Enter a grade, or "done" if done entering grades:')
    grade = input()
    if grade == 'done':
        break
    counter = counter + 1
    total = total + int(grade)

avg = calculate_grade_average(total , counter)
print('The grade average is:', avg)

def calculate_grade_average(grade_sum, number_of_grades):
    if number_of_grades == 0:
        return 0 
    grade_average = grade_sum / number_of_grades
    return grade_average

counter = 0
total = 0
while True:
    print('Enter a grade, or "done" if done entering grades:')
    grade = input()
    if grade == 'done':
        break
    counter = counter + 1
    total = total + int(grade)

avg = calculate_grade_average(total , counter)
print('The grade average is:', avg)

'''
def is_leap_year(year):
    if year % 4 == 0:
        if year % 100 == 0:
            if year % 400 == 0:
                return True
            return True
        return True
    return False

while True:
    print('Enter a year or "done":')
    response = input()
    if response == 'done':
        break
    print('Is leap year:', is_leap_year(int(response)))
'''

def is_leap_year(year):
    if year < 1582:
        return False
    if year % 4 == 0:
        if year % 100 == 0:
            if year % 400 == 0:
                return True
            return False
        return True
    return False

while True:
    print('Enter a year or "done":')
    response = input()
    if response == 'done':
        break
    print('Is leap year:', is_leap_year(int(response)))