实验8
task3
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(80) left(360/n) hideturtle() done() if __name__=='__main__': main()
task4
from turtle import * setup(800,600) pencolor('pink') n=10 for i in range(n): for j in range(2): circle(80,90) left(90) right(360/n) hideturtle() done()
task5
from turtle import * setup(800,600) bgcolor('black') pencolor('yellow') 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) pensize(10) x=0 y=0 for i in range(20): goto(x,y) rgb=tuple(random() for i in range(3)) color(rgb) goto(x,20) x+=10 hideturtle() done()