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:
['451', '465', '461', '361', 'i', '379', '271', '103', '15', '419', '329', 'g', 'j', '171']

Ex Output:
0, 1, 2, 3, 4, 5, 6, 7, 9


Ex Input:
['c', 'm', 'h', 'c', '69', '233', 'j', 'g', 'r', 'x', '59', 'p', '469']

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


Ex Input:
['w', '315', '165', 'i', 'o']

Ex Output:

1, 3, 5, 6