import turtle

count=0
while (count < 2):
    turtle.forward(200)
    turtle.right(90)
    count = count +1

count=0
while (count < 2):
    turtle.forward(180)
    turtle.right(90)
    count = count +1

count=0
while (count < 2):
    turtle.forward(160)
    turtle.right(90)
    count = count +1

count=0
while (count < 2):
    turtle.forward(140)
    turtle.right(90)
    count = count +1

count=0
while (count < 2):
    turtle.forward(120)
    turtle.right(90)
    count = count +1

count=0
while (count < 2):
    turtle.forward(100)
    turtle.right(90)
    count = count +1

count=0
while (count < 2):
    turtle.forward(80)
    turtle.right(90)
    count = count +1

count=0
while (count < 2):
    turtle.forward(60)
    turtle.right(90)
    count = count +1

count=0
while (count < 2):
    turtle.forward(40)
    turtle.right(90)
    count = count +1

count=0
while (count < 2):
    turtle.forward(20)
    turtle.right(90)
    count = count +1