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

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


Ex Input:
['v', 'r', '67', '49']

Ex Output:
4, 6, 7, 9


Ex Input:
['c', 'z', '109', '233', 'b', '121', '253']

Ex Output:

0, 1, 2, 3, 5, 9