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: ['e', '307', '191', 'k', 'o', 'j', '99']
Example Output: 0, 1, 3, 7, 9

Example Input: ['165', 'k', 'a', 'v', 'u', '61', '327']
Example Output: 1, 2, 3, 5, 6, 7

Example Input: ['239', '439']
Example Output:
2, 3, 4, 9