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:
['397', '287', '401', '97']

Ex Output:
0, 1, 2, 3, 4, 7, 8, 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:
['c', 'y', '311', '391', 'b', '231', '485', 'l']

Ex Output:

1, 2, 3, 4, 5, 8, 9