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:
['h', '477', 'w', '315', 'k', 'd', '367', '411', '207', 'b', '81', 'k', 'f', '107', '103']

Ex Output:
0, 1, 2, 3, 4, 5, 6, 7, 8


Ex Input:
['u', 'c', 'f', 'z', '51', '301', 'q', '275']

Ex Output:
0, 1, 2, 3, 5, 7


Ex Input:
['g', 'n', '221', '299', '459', '445', '57', '77', 'f', '133', '187']

Ex Output:

1, 2, 3, 4, 5, 7, 8, 9