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: ['n', '149', 'z', '37']
Example Output: 1, 3, 4, 7, 9

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

Example Input: ['y', '61', '315', 'i', '259']
Example Output:
1, 2, 3, 5, 6, 9