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:
['299', '371', '313', '17', 't', 'q']

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


Ex Input:
['k', 'b', 'k', 'l', '441', 'b', '115', 'd', 'b', 'r', '115', 'k', 'a']

Ex Output:
1, 4, 5


Ex Input:
['341', '107', '275', '115', 'x']

Ex Output:

0, 1, 2, 3, 4, 5, 7