forward(-100)left(90)forward(300)right(90)
pen(1)  forward(200)forward(-100)right(90)forward(100)
left(90  )forward(100)forward(-200)
pen(0)right(90)forward(30)
pen(  1)forward(100)forward(-100)left(90)forward(100)
right(90)

forward(100)forward(-100)left(90)
forward(100)right(90)forward(100)
pen(0)right(90)forward(200)left(90)
forward(30)pen(1)left(90)forward(200)forward(-200)
right(90)forward(100)pen(0)
forward(30)pen(1)left(90)forward(200)forward(-200)
right(90)forward(100)pen(0)
forward(30)pen(1)left(90)forward(200)right(90)
forward(100)right(90)forward(200)right(90)forward(100)