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:
['b', '329', 'm', 'q', 'k', 'z', 'k', '199', 'v', 'l']
answer:
1, 2, 3, 9


question:
['u', '207', 'q', '371', 's', '51', '217', 'q', '255', '9', '109', 'l', 'b', 'w']
answer:
0, 1, 2, 3, 5, 7, 9


question:
['c', '493', 'q', '121', '153', 'j', '97', '317', 'r', 'v', 'k', '383', '191']
answer:

1, 2, 3, 4, 5, 7, 8, 9