1 1 0.0000 2 0 0.1000 3 0 0.2000 4 0 0.3000 5 0 0.4000 6 0 0.5000 7 0 0.6000 8 0 0.7000 9 0 0.8000 10 0 0.9000 11 2 1.0000 1 6 2 1 2 2 19 2 2 3 3 8 2 3 4 4 0 2 4 5 5 0 2 5 6 6 0 2 6 7 7 0 2 7 8 8 0 2 8 9 9 5 2 9 10 10 6 2 10 11