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: ['r', 'u', '83', 'x', '155', '89', 'c', '391', '41', 'o', 'i', '161']
Example Output: 1, 3, 4, 5, 6, 8, 9

Example Input: ['379', 'w', 'b', '385', '429', '3', '297', '297', 't', 'z', 'i', '207', 'e', 'a']
Example Output: 0, 2, 3, 4, 5, 7, 8, 9

Example Input: ['103', 'a', 'g', 'f', 'r', 'g']
Example Output:
0, 1, 3