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:
['287', 'y', 'b', '79', '39', 'l']

Ex Output:
2, 3, 7, 8, 9


Ex Input:
['473', '357', 'i', 'j', '299', 's', '495', '165', 'o', 'l', 'x', 'v', '1', 'o', '469']

Ex Output:
1, 2, 3, 4, 5, 6, 7, 9


Ex Input:
['377', '113', 'q', 'u', '323', 'p']

Ex Output:

1, 2, 3, 7