import turtle
t = turtle.Turtle()
t.shape('turtle')
t.tracer(0)
k=20
for i in range(4):
    t.forward(28*k)
    t.right(90)
    t.forward(26*k)
    t.right(90)
t.up()
t.forward(8*k)
t.right(90)
t.forward(7*k)
t.left(90)
t.down()
for i in range(4):
    t.forward(67*k)
    t.right(90)
    t.forward(98*k)
    t.right(90)
t.up()
for x in range(-12,12):
    for y in range(-12,12):
        t.goto(x*k,y*k)
        t.dot(4)