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.

Example Input: ['109', 'b']
Example Output: 0, 1, 9

Example Input: ['431', '245', '23', 'c', '185', 'k', '155', '163', 'e', '35', 'r', '175', '163']
Example Output: 1, 2, 3, 4, 5, 6, 7, 8

Example Input: ['s', '47']
Example Output:
4, 7