# draw_many_circles.py
from turtle import *

speed('fastest')

for j in range(6):
    setheading(j)
    for i in range(20):
        circle(i * 10)

    setheading(j + 120)
    for i in range(20):
        circle(i * 10)

    setheading(j + 240)
    for i in range(20):
        circle(i * 10)

done()