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: ['299', '199']
Example Output: 1, 2, 9

Example Input: ['391', 'y', '447', '345', '157', '265', 'x', '261', 'm', 'f', 'x', 'x', '379', 'r', 'g']
Example Output: 1, 2, 3, 4, 5, 6, 7, 9

Example Input: ['217', 's', 'q', '13']
Example Output:
1, 2, 3, 7