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:
['s', 'd']

Ex Output:
-1


Ex Input:
['91', '291', '379', 'k', 'a', 't', 'i', '355', 'l', '335', '119', '343']

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


Ex Input:
['l', '81', '399', 'u']

Ex Output:

1, 3, 8, 9