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