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: ['425', 'x', 'u', 'f', 'v', '481', 'm', 'y', '159', '1']
Example Output: 1, 2, 4, 5, 8, 9

Example Input: ['437', '377']
Example Output: 3, 4, 7

Example Input: ['475', '19', 'k', '307', '417']
Example Output:
0, 1, 3, 4, 5, 7, 9