import turtle

def draw_fractal(length, depth):
  if depth == 0:
    turtle.forward(length)
  else:
    draw_fractal(length/3, depth-1)
    turtle.left(60)
    draw_fractal(length/3, depth-1)
    turtle.right(120)
    draw_fractal(length/3, depth-1)
    turtle.left(60)
    draw_fractal(length/3, depth-1)

turtle.speed(0)
turtle.penup()
turtle.goto(-200, 100)
turtle.pendown()
for i in range(3):
  draw_fractal(400, 4)
  turtle.right(120)
turtle.hideturtle()
turtle.done()