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:
['o', '105', '409', '287', '9', '377', 'h', 'v', 'i', 'j', 'm', '59', 's', '357']
answer:
0, 1, 2, 3, 4, 5, 7, 8, 9


question:
['n', '149', 'z', '37']
answer:
1, 3, 4, 7, 9


question:
['o', 'q', '257', 'e', '127', '47', 'n', '289', '11', '369', '305']
answer:

0, 1, 2, 3, 4, 5, 6, 7, 8, 9