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:
['l', 'n', '477', '227', '71', 'p', 'q', '277', '135', 'i']

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


Ex Input:
['93', 'z', '495', 'l', '65', '233', 'h', 'm', 'f', '249', 'w', '35', '337', 'j', 'm']

Ex Output:
2, 3, 4, 5, 6, 7, 9


Ex Input:
['u', 'l', '241', 'z', '5', '279', 'g', '467', '425', 'g', '399', 'g', 'd']

Ex Output:

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