4 -1 5 10 0 9 -1 6 0 6 2 -1 4 -1 4 1 -1 4 2 -1 -1 3 2 3 6 0 10 7 7 -1 0 -1 -1 6 9 -1 -1 9 7 -1 -1 7 8 6 -1 1 8 4 5 8
1 7 2 1 0 7 9 2 4 1 4 0 8 4 9