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: ['u', '419', 'u', 'h', 'k', 'w', 'a', '289', 'd', 'v', 'u', '117', '327', '85', '441']

A: 1, 2, 3, 4, 5, 7, 8, 9
****
Q: ['165', '219', 'r', 's', '191', 'k', '39']

A: 1, 2, 3, 5, 6, 9
****
Q: ['285', '475', 'c', 'n']

A:
2, 4, 5, 7, 8
****