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: ['475', 'd', '467', 'h', 'r', 'r', '139', '307', '141', 'f']

A: 0, 1, 3, 4, 5, 6, 7, 9
****
Q: ['i', '257']

A:
2, 5, 7
****