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: ['q', 'a', '149']
Example Output: 1, 4, 9

Example Input: ['y', '301', 'c', 'l', 'x', '257', 'l', '1', 'r', '127', 'f', '157', '91', '423']
Example Output: 0, 1, 2, 3, 4, 5, 7, 9

Example Input: ['187', '293']
Example Output:
1, 2, 3, 7, 8, 9