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: ['461', 'u', 't']
Example Output: 1, 4, 6

Example Input: ['n', '149', 'z', '37']
Example Output: 1, 3, 4, 7, 9

Example Input: ['351', '247', 'j', '209', '269', '237', '187', '359', '309', 'a', 'z', 'h', 'n', '49']
Example Output:
0, 1, 2, 3, 4, 5, 6, 7, 8, 9