In this task, you are given an input list A. You need to extract and sort the unique digits used in the list in ascending order. Return -1 if there is no digit in the list.
--------
Question: ['j', '463', 'z', '35', 'w', '191', '333', 'a']

Answer: 1, 3, 4, 5, 6, 9


Question: ['313', 'q', '355', 'y', 'b', '267', 'd', '253', '393', '409']

Answer: 0, 1, 2, 3, 4, 5, 6, 7, 9


Question: ['193', '195', '411', 'p', '161', 'j']

Answer:
1, 3, 4, 5, 6, 9