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:
['197', 'q']

Ex Output:
1, 7, 9


Ex Input:
['i', 'z', '131', '449', '141', 's']

Ex Output:
1, 3, 4, 9


Ex Input:
['85', '217', 'u', 'x', '181', '485', '305']

Ex Output:

0, 1, 2, 3, 4, 5, 7, 8