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: ['299', '199']
Example Output: 1, 2, 9

Example Input: ['k', 'k', 'o', 'c', 'p', '301', 'o']
Example Output: 0, 1, 3

Example Input: ['u', '5', '277', 'q', 'z', 'l', 'y', 'a', '399', '277']
Example Output:
2, 3, 5, 7, 9