30 10 a b c d e f g h i j 0 1 2 -1 0 -1 -1 4 29 4 1 -1 -1 4 2 -1 0 2 1 1 2 2 4 4 4 -1 1 0 0 -1 3 0 1 4 2 -1 2 2 2 2 0 1 -1 2 4 -1 4 4 4 4 0 1 2 -1 0 -1 -1 4 0 4 -1 -1 -1 4 2 -1 0 2 1 1 4 2 4 4 4 -1 1 0 0 -1 2 0 1 14 2 -1 2 2 2 2 0 29 -1 2 4 -1 4 4 14 4 0 1 2 -1 0 -1 -1 4 0 4 -1 -1 -1 4 2 -1 0 2 1 1 4 2 4 4 4 -1 1 0 0 -1 17 0 1 4 2 -1 2 29 2 2 0 1 -1 2 4 -1 4 4 4 4 0 1 2 -1 0 -1 -1 4 29 4 -1 -1 -1 24 2 -1 0 2 1 1 4 2 4 4 4 -1 1 0 0 -1 2 0 1 4 2 -1 2 24 9 2 0 1 -1 2 4 -1 4 4 4 4 0 1 2 -1 0 -1 -1 4 0 4 -1 -1 -1 4 2 -1 0 2 1 1 4 2 4 4 4 -1 1 0 0 -1 2 0 1 4 2 -1 2 2 29 2 0 1 -1 2 4 -1 4 4 7 4 0 1 2 -1 0 -1 -1 4 0 4 -1 -1 -1 4 2 -1 0 2 1 1 4 2 4 4 4 -1 1 0 0 -1 25 0 1 26 2 -1 2 2 28 2 22 1 -1 2 4 -1 4 4 4 4 4 3 29