#Start of Solution to Question 1

#End of Solution to Question 1


#Start of Solution to Question 2

#End of Solution to Question 2


#Start of Solution to Question 3 (you may test using cartoon-cow.jpg)

#End of Solution to Question 3


#Start of Solution to Question 4 (you may test using bird.jpg)

#End of Solution to Question 4


#Start of Solution to Question 5 (you may test using bird.jpg)

#End of Solution to Question 5


#Start of Solution to Question 6 (you may test using bird.jpg)

#End of Solution to Question 6


#Description: You will use the following function to answer questions 7(a-h).
def drawSmileyFace():
  face = makeEmptyPicture(400, 400, white)
  for j in range(1, 401, 40):
    for i in range(1, 401, 80):
      if (j/40) % 2 == 1:
        face.addRectFilled(black, i, j, 40, 40)
      else:
        face.addRectFilled(black, i+40, j, 40, 40)  
  #Start of Solution to Question 7

  #End of Solution to Question 7  (you can see the resulting image in drawn-by-q7.jpg)
  show(face)


#Description: You will use the following function to answer questions 8(a-e).
def printProduct(start, end):
  product = 1
  factor = 1
  for n in range(start, end+1, 1):
    if computeSum(n)%2 == 1:
      factor = factor + 1
    else:
      factor = factor - 1
    product = product * factor
  print product * factor


#Solution to Question 8(a):


#Solution to Question 8(b):


#Solution to Question 8(c):


#Solution to Question 8(d):


#Solution to Question 8(e):