2.2.6 4 Columns 2.0

penup()
backward(200)

for i in range (2):
    left(90)
    forward(200)
    right(90)
    forward(100)
    left(270)
    pendown()
    forward(400)
    left(90)
    penup()
    forward(100)
    right(270)
    pendown()
    forward(400)
    penup()
    right(90)
    forward(100)
    right(90)
    pendown()
    forward(400)