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:
['223', '71']

Ex Output:
1, 2, 3, 7


Ex Input:
['411', '367']

Ex Output:
1, 3, 4, 6, 7


Ex Input:
['j', '59', '121', '363', '297', '277', '401', '417', 'l', 'u']

Ex Output:

0, 1, 2, 3, 4, 5, 6, 7, 9