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:
['25', 'n', 'n', '481', 'w', '91', '251']

Ex Output:
1, 2, 4, 5, 8, 9


Ex Input:
['q', '17', '497', '69', 'n', '25', 'a', 'j', 'c', 'j', '303', '453', 'k', 'h']

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


Ex Input:
['95', '477', 't', '309', 'd', 'j', '249', 'g', 'x', '57', 'c', 'n', '257']

Ex Output:

0, 2, 3, 4, 5, 7, 9