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', '463', 'z', '35', 'w', '191', '333', 'a']
answer:
1, 3, 4, 5, 6, 9


question:
['h', '281', '113', '119', 'j', '245', 'i', '121', '439']
answer:
1, 2, 3, 4, 5, 8, 9


question:
['301', 'z', '387', '37', 'j', '29', '81', '449', '241', 'b', 's', '291']
answer:

0, 1, 2, 3, 4, 7, 8, 9