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: ['397', 'x', 'e', '179', '105', '381']
Example Output: 0, 1, 3, 5, 7, 8, 9

Example Input: ['43', 'f', '449', 't', 'z', 'q', '259', 's', 'n', 'h', '123', 'z']
Example Output: 1, 2, 3, 4, 5, 9

Example Input: ['371', '429', '37', 'p', 'k']
Example Output:
1, 2, 3, 4, 7, 9