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', 'y', '331']
Example Output: 1, 3

Example Input: ['349', '327', 'c', 'a', '493', 'a', 'm', '337', '397', '213', '203', '139']
Example Output: 0, 1, 2, 3, 4, 7, 9

Example Input: ['c', '49']
Example Output:
4, 9