实验8

from turtle import *

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

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

    n=5
    for i in range(n):
        square(80)
        left(360/n)
    left(30)
    for i in range(n):
        square(80)
        left(360/n)

    hideturtle()
    done()

if __name__=='__main__':
    main()

 

 

from turtle import *

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

n=10
for i in range(n):
    for j in range(2):
        speed(0)
        circle(80,90)
        left(90)

    right(360/n)
    
hideturtle()
done()

 

 

 

from turtle import *

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

angle=0
size=2

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

hideturtle()
done()

 

 

from turtle import *
from random import random

setup(800,600)
speed(0)

def rect(wide,high):
    rgb=tuple(random() for i in range(3))
    color(rgb)
    begin_fill()
    fd(wide)
    left(90)
    fd(high)
    left(90)
    fd(wide)
    left(90)
    fd(high)
    left(90)
    fd(wide)
    end_fill()
    

for i in range(20):
    rect(10,20)

hideturtle()
done()