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: ['k', '135', '297']
Example Output: 1, 2, 3, 5, 7, 9

Example Input: ['451', '465', '461', '361', 'i', '379', '271', '103', '15', '419', '329', 'g', 'j', '171']
Example Output: 0, 1, 2, 3, 4, 5, 6, 7, 9

Example Input: ['245', 'i', 'e', '391', '421', '347']
Example Output:
1, 2, 3, 4, 5, 7, 9