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: ['239', '439']
Example Output: 2, 3, 4, 9

Example Input: ['i', 'f', 'g', '267', '113', '93', 'r', '401', 'g', 'e']
Example Output: 0, 1, 2, 3, 4, 6, 7, 9

Example Input: ['75', 's', '99', '471', '161', 'q', '115', '321', 'k', 'm', '143', '451', '157']
Example Output:
1, 2, 3, 4, 5, 6, 7, 9