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.

['431', '245', '23', 'c', '185', 'k', '155', '163', 'e', '35', 'r', '175', '163']
1, 2, 3, 4, 5, 6, 7, 8

['493', '241', '239', 'g', 'q', '319', '49', '245']
1, 2, 3, 4, 5, 9

['x', '335', 't', 't', 'p', 't', '105', 'd', 'm']

0, 1, 3, 5