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: ['v', '105', 'p', 'w', '295', '239', '453']
Example Output: 0, 1, 2, 3, 4, 5, 9

Example Input: ['z', 'z', '273']
Example Output: 2, 3, 7

Example Input: ['467', '479', '19', 'o', '287']
Example Output:
1, 2, 4, 6, 7, 8, 9