def main(p: Plot):
p.setup()
p.draw_bounding_box(True)
spacing = 0.5
p.goto(50, 50)
p.forward(spacing)
p.pendown()
for i in range(1, round(50 * SQRT_2 / spacing)):
p.left(90)
p.arc(spacing * i, 1.61803398875 * 120, True)
p.right(90)
p.forward(spacing)
