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: ['401', 'a', '273', 'c', '117', 'x', 'b', 'h', 's', 'v']

A: 0, 1, 2, 3, 4, 7
****
Q: ['243', 't', '249', 'q', '459', '469', '301', 'j', '215', '21']

A: 0, 1, 2, 3, 4, 5, 6, 9
****
Q: ['n', 'c', '117', '89', '453', '331', '457', 'a', '75']

A:
1, 3, 4, 5, 7, 8, 9
****