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:
['y', '449', 'g', '345', '167', 'q', 'k']

Ex Output:
1, 3, 4, 5, 6, 7, 9


Ex Input:
['279', 'm', '453', 's', 'x', 'g', 'i', 'x', 'd']

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


Ex Input:
['j', '453', 't', '305', 'a', '95', 'y', 't', 'p', 'a', '399']

Ex Output:

0, 3, 4, 5, 9