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:
['93', 'z', '495', 'l', '65', '233', 'h', 'm', 'f', '249', 'w', '35', '337', 'j', 'm']
answer:
2, 3, 4, 5, 6, 7, 9


question:
['m', '107']
answer:
0, 1, 7


question:
['u', '323', '27', '319', '117', '147', 'c', '183', 'v', '383', 'n']
answer:

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


