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: ['121', 'm', 'n', '143', '281', 'c', 'j']

A: 1, 2, 3, 4, 8
****
Q: ['b', 'r', 'n', '89', '379', '283', '27', 's', '361', 'm', 'l']

A: 1, 2, 3, 6, 7, 8, 9
****
Q: ['s', 'p', 'j']

A:
-1
****