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: ['k', 'x', '299', 'a', 'y', '105', 's', '249', 'g', '439', 'k', '1', 'h', 'd', '43']
Example Output: 0, 1, 2, 3, 4, 5, 9

Example Input: ['13', 'p', '427', 's', 'x', 'x', '43', 'h', 'j', 'z', '21']
Example Output: 1, 2, 3, 4, 7

Example Input: ['b', '77', 'i', '425', 'v', '201', 'o', 'z', 'q', 'k', '295']
Example Output:
0, 1, 2, 4, 5, 7, 9