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.

['157', '481', 'n', 't', 'd', 'j']
1, 4, 5, 7, 8

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

['201', '43', 'e', 'x', '225', '265']

0, 1, 2, 3, 4, 5, 6