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: ['f', '463', '169', '175']
Example Output: 1, 3, 4, 5, 6, 7, 9

Example Input: ['e', 's', '153', 'e', '377', 'c', 'v', '437']
Example Output: 1, 3, 4, 5, 7

Example Input: ['e', '457', '5', '369', '267', '127', 'w', '29', 'b', 's', 'x', '323', '315']
Example Output:
1, 2, 3, 4, 5, 6, 7, 9