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:
['q', 'u']

Ex Output:
-1


Ex Input:
['c', 'u', 'b', '347', '191']

Ex Output:
1, 3, 4, 7, 9


Ex Input:
['b', '209', 'y', 'y', '185', 'j']

Ex Output:

0, 1, 2, 5, 8, 9