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:
['j', 'w', 'h', 'r', 'w', 'h', 'd', 'f', '81', 'g', '145']

Ex Output:
1, 4, 5, 8


Ex Input:
['93', '277', '373', 'z', '9', 'r', '251', '207', 'v', 'n']

Ex Output:
0, 1, 2, 3, 5, 7, 9


Ex Input:
['c', 'l', '299', '117', 'j', '471', 'v', 'q']

Ex Output:

1, 2, 4, 7, 9