from turtle import *
m = 20 
tracer(0)
screensize(5000, 5000) 
pd() 
left(90) 
for i in range(2):
	forward(14 * m)
	left(270)
	backward(12 * m)
	right(90)
pu()
forward(9 * m)
right(90)
backward(7 * m)
left(90)
pd() 
for i in range(2):
	forward(13 * m)
	right(90)
	forward(6 * m)
	right(90)
pu()
for x in range(-10, 100):
	for y in range(-10, 110):
		goto(x * m, y * m)
		dot(3)
done()