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:
['381', '277', 'g', '307', 'p', '105', '341', 'o', '313', '5', '375', '145', 'k']
answer:
0, 1, 2, 3, 4, 5, 7, 8


question:
['323', '243', '385', 'z', '345', 'v', '359', 'e', '215', '417', 'g', '445', '145', '413']
answer:
1, 2, 3, 4, 5, 7, 8, 9


question:
['k', '251', 'e', 'v', 'k', '477', '123', 'n', 'o', '421', '151']
answer:

1, 2, 3, 4, 5, 7