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:
['j', '259', 'r', '363', '149', 's', 'p', 'l', '271', '93', '205', 's', 'r', 'v', 'z']
answer:
0, 1, 2, 3, 4, 5, 6, 7, 9


question:
['223', '55', 'l', '461']
answer:
1, 2, 3, 4, 5, 6


question:
['79', 'h', '419', '427', '271', '67']
answer:

1, 2, 4, 6, 7, 9