1, 10, 19, 2, 3, 4, 5, 6
1, 10, 19, 2, 3, 4, 5, 6, 1, 10, 11, 12, 13, 14, 15, 16, 17, 19, 2, 21, 3, 4, 5, 5а, 6, 7, 9