实验六

#task3.py
from turtle import *

def square(size=50, rgb = 'yellow'):
    pencolor(rgb)
    for i in range(4):
        fd(size)
        left(90)

def main():
    setup(800, 600)
    speed(0)

    for i in range(10):
        square(80)
        left(36)

    hideturtle()
    done()


if __name__ == '__main__':
    main()

 

 

#task4.py
from turtle import *

setup(800, 600)
pencolor('red')

for i in range(10):
    for i in range(2):
        circle(80, 90)
        left(90)

    right(36)

hideturtle()
done()

 

#task5.py
from turtle import *

speed(0)
setup(800, 600)
bgcolor('black')
pencolor('white')

angle = 0
size = 2

for i in range(10):
    for j in range(4):
        fd(size)
        angle += 72
        seth(angle)
        size += 5

hideturtle()
done()

 

#task6.py
from turtle import *
from random import random
def rect(wideth=20,highth=50):
rgb=tuple(random() for i in range(3))
for i in range(2):
color(rgb)
begin_fill()
fd(wideth)
left(90)
fd(highth)
left(90)
end_fill()

def main():
speed(0)
setup(800,600)
left(180)
penup()
goto(-200,0)
pendown()
right(180)
for i in range(20):
rect()
fd(20)
done()

if __name__ == '__main__':
main()