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:
['m', 'n', '481', 'a', '343', '19', 'l', 'l', '477', '71']

Ex Output:
1, 3, 4, 7, 8, 9


Ex Input:
['459', 'd', '473', 'i', 'l', 's']

Ex Output:
3, 4, 5, 7, 9


Ex Input:
['29', '131', 'o', '435', '393', 'h', '265', 'x', 'b', 'u', '51']

Ex Output:

1, 2, 3, 4, 5, 6, 9