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: ['151', 'j', 'o', 's', 'q', 'r', '325']

A: 1, 2, 3, 5
****
Q: ['477', 'a', 'n', 'r', '457', 'g', 'c']

A: 4, 5, 7
****
Q: ['395', '413']

A:
1, 3, 4, 5, 9
****