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: ['r', '135', 't', 'm', 'f', '329', '475', '243', 'z', 'q', '31', '141']
Example Output: 1, 2, 3, 4, 5, 7, 9

Example Input: ['m', 'n', '481', 'a', '343', '19', 'l', 'l', '477', '71']
Example Output: 1, 3, 4, 7, 8, 9

Example Input: ['17', 'c']
Example Output:
1, 7