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: ['t', 'y', '331']
Example Output: 1, 3

Example Input: ['455', '447', 'x', '479', 'b', '267', '339', '29', '267']
Example Output: 2, 3, 4, 5, 6, 7, 9

Example Input: ['317', '421', '361', '319', '301', 'n']
Example Output:
0, 1, 2, 3, 4, 6, 7, 9