1, 2, 3, 4

1, 2, 3, 4, 1, 10, 11, 12, 13, 14, 16, 17, 18, 19, 2, 20, 21, 23, 3, 4, 5, 6, 7, 8, 9

1, 2, 3, 4, 1, 10, 11, 12, 13, 14, 16, 17, 18, 19, 2, 20, 21, 23, 3, 4, 5, 6, 7, 8, 9, 1, 10, 11, 12, 14, 16, 17, 19, 2, 20, 22, 24, 25, 28, 3, 30, 34, 35, 39, 5, 6, 8

1, 2, 3, 4, 1, 10, 11, 12, 13, 14, 16, 17, 18, 19, 2, 20, 21, 23, 3, 4, 5, 6, 7, 8, 9, 1, 10, 11, 12, 14, 16, 17, 19, 2, 20, 22, 24, 25, 28, 3, 30, 34, 35, 39, 5, 6, 8, 1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 2, 20, 22, 3, 4, 5, 6, 7, 8, 9

1, 2, 3, 4, 1, 10, 11, 12, 13, 14, 16, 17, 18, 19, 2, 20, 21, 23, 3, 4, 5, 6, 7, 8, 9, 1, 10, 11, 12, 14, 16, 17, 19, 2, 20, 22, 24, 25, 28, 3, 30, 34, 35, 39, 5, 6, 8, 1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 2, 20, 22, 3, 4, 5, 6, 7, 8, 9, 1, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 27, 28, 29, 3, 30, 31, 32, 33, 34, 35, 36, 38, 39, 4, 41, 5, 6, 7, 8, 9