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:
['p', '121', '55', '205', 'n', '393', 'l', 's', 'k', 'c', 'n']

Ex Output:
0, 1, 2, 3, 5, 9


Ex Input:
['381', '277', 'g', '307', 'p', '105', '341', 'o', '313', '5', '375', '145', 'k']

Ex Output:
0, 1, 2, 3, 4, 5, 7, 8


Ex Input:
['13', 'x', '41', '259', 's', 'd', 'a', '367', '337', '215']

Ex Output:

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