import turtle
turtle.home()
turtle.circle(10)
turtle.circle(20)
turtle.circle(30)
turtle.circle(40)
turtle.circle(50)
turtle.circle(60)
turtle.circle(70)
turtle.circle(80)
turtle.circle(90)
turtle.circle(100)
turtle.home()

turtle.home()
turtle.circle(-10, 180)
turtle.home()
turtle.circle(-20, 180)
turtle.home()
turtle.circle(-30, 180)
turtle.home()
turtle.circle(-40, 180)
turtle.home()
turtle.circle(-50, 180)
turtle.home()
turtle.circle(-60, 180)
turtle.home()
turtle.circle(-70, 180)
turtle.home()
turtle.circle(-80, 180)
turtle.home()
turtle.circle(-90, 180)
turtle.home()
turtle.circle(-100, 180)
turtle.home()

turtle.home()
turtle.circle(-10, -180, 100)
turtle.home()
turtle.circle(-20, -180, 90)
turtle.home()
turtle.circle(-30, -180, 80)
turtle.home()
turtle.circle(-40, -180, 70)
turtle.home()
turtle.circle(-50, -180, 60)
turtle.home()
turtle.circle(-60, -180, 50)
turtle.home()
turtle.circle(-70, -180, 40)
turtle.home()
turtle.circle(-80, -180, 30)
turtle.home()
turtle.circle(-90, -180, 20)
turtle.home()
turtle.circle(-100, -180, 10)
turtle.home()


turtle.exitonclick()
