0.0 0.0 2.0 2.0 -1.0 3.0 -2.0 2.0 8.0 2.0 9.0 5.0 7.0 4.0 5.0 6.0 6.0 7.0 8.0 8.0 11.0 7.0 10.0 4.0 6.0 4.0