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.

Ex Input:
['165', '219', 'r', 's', '191', 'k', '39']

Ex Output:
1, 2, 3, 5, 6, 9


Ex Input:
['r', 'o', 'n', '219', 'a', '419', 'x', '261', 'h', 's', '373', '155', 's', '171']

Ex Output:
1, 2, 3, 4, 5, 6, 7, 9


Ex Input:
['g', '169', '93', 'z', 'h', '493', 'r']

Ex Output:

1, 3, 4, 6, 9