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:
['c', '31', '49', 'x', 'n', 'i', 'a', '135', '65', '401', 'b', '213', 'f', '321']

Ex Output:
0, 1, 2, 3, 4, 5, 6, 9


Ex Input:
['121', 'm', 'n', '143', '281', 'c', 'j']

Ex Output:
1, 2, 3, 4, 8


Ex Input:
['c', '41', '33', 't', 'e']

Ex Output:

1, 3, 4