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: ['t', 'r', 'z']
Example Output: -1

Example Input: ['189', 'z']
Example Output: 1, 8, 9

Example Input: ['n', 'm', 'u', '267']
Example Output:
2, 6, 7