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:
['279', 't', 'e', 'j', '437', '167', 's', 'n']

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


Ex Input:
['175', 'q', 'h', 'z', 'v', 'y', '39', '419', '87', '425', 'z', '375']

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


Ex Input:
['l', 'o', 'j', 'q', 'b', '263']

Ex Output:

2, 3, 6