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', 'n', 's', '453', 'c', '205']

Ex Output:
0, 2, 3, 4, 5


Ex Input:
['217', 'c', 'h', 'e', 't', '331', '69']

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


Ex Input:
['213', 'h', '73', '409', 't', 'z', '137']

Ex Output:

0, 1, 2, 3, 4, 7, 9