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: ['219', 'v', '295', '291', 'n', 'a', '133', 'a', 'y', 'i', 'e', '235', '461']
Example Output: 1, 2, 3, 4, 5, 6, 9

Example Input: ['x', '493', 'x', '211', 'n', '143', '277', '191']
Example Output: 1, 2, 3, 4, 7, 9

Example Input: ['t', 'r']
Example Output:
-1