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: ['235', '17', 'g', '125', '455', 'h', 'u', 'u', 'y', '219', '129', 'q', 'u', 'r']
Example Output: 1, 2, 3, 4, 5, 7, 9

Example Input: ['m', 'e', 'g']
Example Output: -1

Example Input: ['v', 'a', '329', 'x', 'a', '293', 'k']
Example Output:
2, 3, 9