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:
['w', 'p', 'r', 'v', 'd']

Ex Output:
-1


Ex Input:
['q', 'y', '49', '497', 'a', 'f', 'v', 'x', 'f', '347', '183', '489']

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


Ex Input:
['x', '243', 'y', '343', '337', '353']

Ex Output:

2, 3, 4, 5, 7