from turtle import *
screen = Screen()
screen.delay(0)
t = Turtle(visible=False)
t.pensize(2)
t.color("white")
t.dot(200,'green')
t.dot(50,'red')
for i in range(12):
t.penup()
t.fd(25)
t.pendown()
t.fd(75)
t.penup()
t.bk(100)
t.right(30)

