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.

['173', 'r', 'a', 'n', 'h', 'o', 'w', '135', '321', '59', 'r', '295', 'r']
1, 2, 3, 5, 7, 9

['c', 'u', 'b', '347', '191']
1, 3, 4, 7, 9

['181', 'v']

1, 8