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:
['271', '9', 'v', '93', 'f', 'd']

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


Ex Input:
['353', 'd', 'h', 'd']

Ex Output:
3, 5


Ex Input:
['l', 'l', '151', 'e', '397', 'n', 'x', '127', '371']

Ex Output:

1, 2, 3, 5, 7, 9