# part two ex:2 using list
# ex1
# height = [122,145,163,122,121,141,170,180]
# print(height)

# ex2
# height = [122,145,163,122,121,141,170,180]
# height.append("190")
# print(height)

# ex3
# height = [122,145,163,122,121,141,170,180]
# number_of_elements = len(height)
# print("number of elements in the list:", number_of_elements)

# ex4
# height = [122,145,163,122,121,141,170,180]
# height.sort()
# print("sorted list :", height)

# ex5
# height = [122,145,163,122,121,141,170,180]
# height.sort(reverse=True)
# print("sorted list (in Descending):", height)

# using turtle pentagon
# import turtle
# t = turtle.Turtle()
# for i in range(5):
#    t.forward(130)  # Assuming the side of a pentagon is 100 units
#    t.right(72)

# a circle
# import turtle
#
# t = turtle.Turtle()
# t.fillcolor('blue')
# t.begin_fill()
# t.circle(100)
# t.end_fill()