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: ['l', 'n', '477', '227', '71', 'p', 'q', '277', '135', 'i']
Example Output: 1, 2, 3, 4, 5, 7

Example Input: ['z', 'g', '311', 'd', 's', 'w']
Example Output: 1, 3

Example Input: ['c', 'z', '375', '471', '163', '407', '13']
Example Output:
0, 1, 3, 4, 5, 6, 7