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: ['u', '73', 'x', 'f', 'e', '187', 'x', 'i', '215', '1', 'z', '129', '89', 'f', 'i']
Example Output: 1, 2, 3, 5, 7, 8, 9

Example Input: ['f', '73', 'k', '333', '345', 'e', 'x', 'j']
Example Output: 3, 4, 5, 7

Example Input: ['d', '315', '21', 't', '53', '5', '399', '499', 'e', 'r']
Example Output:
1, 2, 3, 4, 5, 9