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:
['13', 'p', '427', 's', 'x', 'x', '43', 'h', 'j', 'z', '21']

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


Ex Input:
['t', '493', 's', 'f', '279', 'f']

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


Ex Input:
['q', 'n', 'p', '155', '447', '405', '189', 'u', 'm', '267']

Ex Output:

0, 1, 2, 4, 5, 6, 7, 8, 9