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:
['9', '129', '467', '59', 'm', 'n', 'd', '107']

Ex Output:
0, 1, 2, 4, 5, 6, 7, 9


Ex Input:
['401', 'a', '273', 'c', '117', 'x', 'b', 'h', 's', 'v']

Ex Output:
0, 1, 2, 3, 4, 7


Ex Input:
['r', 'o', 'n', '219', 'a', '419', 'x', '261', 'h', 's', '373', '155', 's', '171']

Ex Output:

1, 2, 3, 4, 5, 6, 7, 9