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:
['43', 'd']

Ex Output:
3, 4


Ex Input:
['43', '479', '317', 'w', '475', '255', '3', 'x']

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


Ex Input:
['n', '381', '179', '193', 'q', 'z', 'j', 'a', 'q', '81', 'i', 'r', 't', '145', 'w']

Ex Output:

1, 3, 4, 5, 7, 8, 9