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: ['n', 'g', 'd']
Example Output: -1

Example Input: ['233', '35', 'l', 'j', '89', 'r', 't']
Example Output: 2, 3, 5, 8, 9

Example Input: ['r', '273', 'h', '421', 'k', 'r', 'k', 't', 'x', 's', 'j']
Example Output:
1, 2, 3, 4, 7