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:
['425', 'x', 'u', 'f', 'v', '481', 'm', 'y', '159', '1']

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


Ex Input:
['t', '175', '163', 'k', '279', '385', 'y', '71', 'g']

Ex Output:
1, 2, 3, 5, 6, 7, 8, 9


Ex Input:
['a', 'w', '215', '71', '283', 'w']

Ex Output:

1, 2, 3, 5, 7, 8