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', 'm', '453', 's', 'x', 'g', 'i', 'x', 'd']

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


Ex Input:
['h', '477', 'w', '315', 'k', 'd', '367', '411', '207', 'b', '81', 'k', 'f', '107', '103']

Ex Output:
0, 1, 2, 3, 4, 5, 6, 7, 8


Ex Input:
['t', '211', 'h', '99']

Ex Output:

1, 2, 9