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: ['c', '317', 'z', 'z', 'h', '227', '439', 'x', 'f']
Example Output: 1, 2, 3, 4, 7, 9

Example Input: ['395', 'p', '373']
Example Output: 3, 5, 7, 9

Example Input: ['y', '39', 's', '93', '421', '395']
Example Output:
1, 2, 3, 4, 5, 9