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: ['h', 't', 'h', 'i', 'c', '441', '117', '463', 'r']
Example Output: 1, 3, 4, 6, 7

Example Input: ['257', '111', 'g', '277', '473', '105', 'x', '217']
Example Output: 0, 1, 2, 3, 4, 5, 7

Example Input: ['7', '155', '203', '333', '125', 'y', 'h', 't']
Example Output:
0, 1, 2, 3, 5, 7