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: ['285', 'f', '469', 'b', '161', 'q', 'l']
Example Output: 1, 2, 4, 5, 6, 8, 9

Example Input: ['45', 'n', 'u', '199', 'y', 'w']
Example Output: 1, 4, 5, 9

Example Input: ['445', 'k', '85', 'b', 'y', 't', '169']
Example Output:
1, 4, 5, 6, 8, 9