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:
['t', '211', 'h', '99']

Ex Output:
1, 2, 9


Ex Input:
['v', 'p', '113', '241', 's', 'q', 'b', '293', 'l', 'w', 'w', '127']

Ex Output:
1, 2, 3, 4, 7, 9


Ex Input:
['a', 'l', '69', '391', 'b']

Ex Output:

1, 3, 6, 9