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: ['o', 'f', 'm', 'w', 'w', 'y', 'b']
Example Output: -1

Example Input: ['t', 'y', '331']
Example Output: 1, 3

Example Input: ['57', 'o', 'c', '425', 'n']
Example Output:
2, 4, 5, 7