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: ['175', 'q', 'h', 'z', 'v', 'y', '39', '419', '87', '425', 'z', '375']

A: 1, 2, 3, 4, 5, 7, 8, 9
****
Q: ['x', '281', 'n', '385', '435', 'l', 's', '445', 'n', 'n', '133']

A: 1, 2, 3, 4, 5, 8
****
Q: ['c', '451', '51']

A:
1, 4, 5
****