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:
['175', 'q', 'h', 'z', 'v', 'y', '39', '419', '87', '425', 'z', '375']
answer:
1, 2, 3, 4, 5, 7, 8, 9


question:
['227', '161', '389', 'g', 'g', 'i', 'm', '199', '487', '65', '341', '377', 'x', 'r']
answer:
1, 2, 3, 4, 5, 6, 7, 8, 9


question:
['k', '451', '63', '89', 'b', '169', 'q', 'c', '333', 'z', '467', '101']
answer:

0, 1, 3, 4, 5, 6, 7, 8, 9