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: ['v', '467', 'm', '23', '479', '49', 'k', 'u', 'l', '119']
Example Output: 1, 2, 3, 4, 6, 7, 9

Example Input: ['a', '55', 's', '71', '271', '211']
Example Output: 1, 2, 5, 7

Example Input: ['x', 'i', '73', 'a']
Example Output:
3, 7