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: ['b', 'n', '369', '199', 'r', '165', '63', 'y', '331', '57']
Example Output: 1, 3, 5, 6, 7, 9

Example Input: ['u', 'z', 'p', '99', 'b']
Example Output: 9

Example Input: ['m', 'g', '219', '61', 'k', 'e', '153', '425', 'i', '73', 'e', '143', 'm']
Example Output:
1, 2, 3, 4, 5, 6, 7, 9