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.

Q: ['c', '31', '49', 'x', 'n', 'i', 'a', '135', '65', '401', 'b', '213', 'f', '321']

A: 0, 1, 2, 3, 4, 5, 6, 9
****
Q: ['211', 'v', 'a', '445', '185', '135', 'v', 'w', 'b', '155', '315', '1']

A: 1, 2, 3, 4, 5, 8
****
Q: ['z', '5', 'g', 'j', '299', '231', 'c', 's', '403']

A:
0, 1, 2, 3, 4, 5, 9
****