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.

Q: ['243', '125']

A: 1, 2, 3, 4, 5
****
Q: ['261', '227', 'f', 'w', '141', 'k', '119', '407', '409', '373']

A: 0, 1, 2, 3, 4, 6, 7, 9
****
Q: ['69', 'e', 'o', 'r', '191']

A:
1, 6, 9
****
