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:
['397', 'x', 'e', '179', '105', '381']

Ex Output:
0, 1, 3, 5, 7, 8, 9


Ex Input:
['297', 't', '385', 'p']

Ex Output:

2, 3, 5, 7, 8, 9