9
9, 1, 12, 2, 21, 24, 28, 3, 31, 32, 33, 4, 44, 45, 49, 8
9, 1, 12, 2, 21, 24, 28, 3, 31, 32, 33, 4, 44, 45, 49, 8, 10, 12, 5