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:
['f', 'u', '349', '275', 'm', '41', '283', 'z', 'd', 'a', 'd', '319', '135']
answer:
1, 2, 3, 4, 5, 7, 8, 9


question:
['z', '375', 'v', 'o', 'v', '31', 'u', 'x', 'q', 'x', '71', 'n', 'v']
answer:
1, 3, 5, 7


question:
['371', '107', '83', '349', '313', 'r', '133', 'z']
answer:

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