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: ['q', 'p', 'y', 'p', 'k', 'r', '481', 'v']
Example Output: 1, 4, 8

Example Input: ['159', '3', 'f', 'k', 'o', 'm']
Example Output: 1, 3, 5, 9

Example Input: ['r', 'i', 'b', 'l']
Example Output:
-1