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: ['43', 'n', 's', '453', 'c', '205']
Example Output: 0, 2, 3, 4, 5

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

Example Input: ['165', 'u']
Example Output:
1, 5, 6