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:
['181', 'n', 'p', '349', '321', '457', 'h', 's', 't', 'k', 'x', 'a', '145', '135', 'u']

Ex Output:
1, 2, 3, 4, 5, 7, 8, 9


Ex Input:
['h', '281', '113', '119', 'j', '245', 'i', '121', '439']

Ex Output:
1, 2, 3, 4, 5, 8, 9


Ex Input:
['355', 'r', '439', 'w', '249', 'u', 'g']

Ex Output:

2, 3, 4, 5, 9