2 1 1 1 1 1 7 7 7 3 3 1 7 6 1 0 4 1 7 7 1 1 1 4 1 1 4 1 3 2 1 1 2 1 1 1 4 4 2 1 1 1 2 1 1 1 4 1 7 0 0 0 0 0 0