实验八

task3-1

from turtle import *

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


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

    n = 10
    for i in range(n):
        square(90)
        left(360/n)

    hideturtle()
    done()


if __name__ == '__main__':
    main()

task4-1

from turtle import *

setup(800, 600)
pencolor('pink')
speed(0)

n = 10
for i in range(n):
   
    for j in range(2):
        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()

task6

from turtle import *
from random import random

setup(800, 600)
speed(0)
def rect(l,w,color):
    fillcolor(color)
    for i in range(2):
        fd(l)
        left(90)
        fd(w)
        left(90)
        def moveto(x, y):
            penup()
            goto(x, y)
            pendown()

    for i in range(10):
        moveto(-20,0)
        rgb = tuple(random() for i in range(3))
        begin_fill()
        rect(20,30,rgb)
        end_fill()
    for i in range(10):
        moveto(20,0)
        rgb = tuple(random() for i in range(3))
        begin_fill()
        rect(20, 30, rgb)
        end_fill()


hideturtle()
done()