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: ['e', '307', '191', 'k', 'o', 'j', '99']
Example Output: 0, 1, 3, 7, 9

Example Input: ['243', 't', '249', 'q', '459', '469', '301', 'j', '215', '21']
Example Output: 0, 1, 2, 3, 4, 5, 6, 9

Example Input: ['o', '61', '475', '457', 'a', 'o', 'z', '227', '415', 'z', 'x', 'y', '73', '205', 'y']
Example Output:
0, 1, 2, 3, 4, 5, 6, 7