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:
['i', 'e', '17', 'q', '15', 'v']
answer:
1, 5, 7


question:
['43', 'n', 's', '453', 'c', '205']
answer:
0, 2, 3, 4, 5


question:
['51', '53', '367', '13', 'm', '411', 'w']
answer:

1, 3, 4, 5, 6, 7