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: ['t', '211', 'h', '99']

A: 1, 2, 9
****
Q: ['265', '251', '241', 'd', 'a', '59', '21', '385', '41', 'l', 'o', '205']

A: 0, 1, 2, 3, 4, 5, 6, 8, 9
****
Q: ['497', '21', '239', '487', '149', 'q']

A:
1, 2, 3, 4, 7, 8, 9
****