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:
['137', '383', 'o', 'z', '199', '329', 'l', 'j', 'p', '469', 'f', 'm', '371', '485']
answer:
1, 2, 3, 4, 5, 6, 7, 8, 9


question:
['211', 'v', 'a', '445', '185', '135', 'v', 'w', 'b', '155', '315', '1']
answer:
1, 2, 3, 4, 5, 8


question:
['k', '153', '13']
answer:

1, 3, 5