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:
['q', 'y', '49', '497', 'a', 'f', 'v', 'x', 'f', '347', '183', '489']

Ex Output:
1, 3, 4, 7, 8, 9


Ex Input:
['c', '155', '61']

Ex Output:
1, 5, 6


Ex Input:
['q', '241', 'q', '461', 'p']

Ex Output:

1, 2, 4, 6