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: ['h', '281', 'x', '471']
Example Output: 1, 2, 4, 7, 8

Example Input: ['363', 'w', '151', 'd']
Example Output: 1, 3, 5, 6

Example Input: ['239', 'e', 'k', 'k', '401', 't', 'g', 'k']
Example Output:
0, 1, 2, 3, 4, 9