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: ['345', 'h', '9']

A: 3, 4, 5, 9
****
Q: ['459', 'd', '473', 'i', 'l', 's']

A: 3, 4, 5, 7, 9
****
Q: ['a', '111', '199', 'o', 'j', 'r', 'j', 'p', '299', '111', '481']

A:
1, 2, 4, 8, 9
****