instruction:
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:
['9', '129', '467', '59', 'm', 'n', 'd', '107']
answer:
0, 1, 2, 4, 5, 6, 7, 9


question:
['e', 'l', 'p', 'e', '55', 'j', 'z', '217', 'v', '399', 's', '119']
answer:
1, 2, 3, 5, 7, 9


question:
['181', 'c', 'm', 'i', 'u', '49', '311', 'k', 'y', 'p', 'q', 'd']
answer:

1, 3, 4, 8, 9