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:
['129', '373', '461', 'h', 'r', '163', '361', '483', '463', 'e', 'z', 'l']

Ex Output:
1, 2, 3, 4, 6, 7, 8, 9


Ex Input:
['g', 't', '31', 't', 's']

Ex Output:
1, 3


Ex Input:
['109', 'k', '327', '11', 'p', 'e']

Ex Output:

0, 1, 2, 3, 7, 9