1, 12, 13, 15, 17, 18, 19, 2, 3, 4, 5, 6, 7, 8
1, 12, 13, 15, 17, 18, 19, 2, 3, 4, 5, 6, 7, 8, 1, 10, 11, 12, 13, 2, 3, 4, 6, 7, 8