1, 2, 4, 5, 6
1, 2, 4, 5, 6, 1, 10, 10а, 11, 12, 13, 14, 15, 16, 17, 18, 19, 2, 21, 23, 25, 27, 3, 4, 6, 6а, 7, 8, 8а, 8б, 9