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: ['87', '353', '329', '163', 'i', 'd', '287']
Example Output: 1, 2, 3, 5, 6, 7, 8, 9

Example Input: ['215', '391', '251', '177']
Example Output: 1, 2, 3, 5, 7, 9

Example Input: ['s', '171', 'g', '67', '121']
Example Output:
1, 2, 6, 7