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: ['x', 's', '497', '239', '197', '191', '7', 'h', '191', '281', '55', '317', '407', '201', 'v']
Example Output: 0, 1, 2, 3, 4, 5, 7, 8, 9

Example Input: ['291', 'p', '261', 'z', '21', 'w', 't', '417']
Example Output: 1, 2, 4, 6, 7, 9

Example Input: ['f', 'g', 'u', 'a']
Example Output:
-1