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: ['165', '219', 'r', 's', '191', 'k', '39']
Example Output: 1, 2, 3, 5, 6, 9

Example Input: ['255', 'u', 's', 'g', '445']
Example Output: 2, 4, 5

Example Input: ['37', 'x', 'd', 'x', 'v', 'l']
Example Output:
3, 7