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:
['395', 'p', '373']

Ex Output:
3, 5, 7, 9


Ex Input:
['v', 'i', 'g', 'h']

Ex Output:
-1


Ex Input:
['t', 'a', 'u', '159', 'e', 'p', 'g', 'p', 'r']

Ex Output:

1, 5, 9