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: ['223', '55', 'l', '461']

A: 1, 2, 3, 4, 5, 6
****
Q: ['475', '19', 'k', '307', '417']

A: 0, 1, 3, 4, 5, 7, 9
****
Q: ['f', 'y', '409', 'b', '249', 'i', 'a', 'n', 'q', 'e', 'b', 'm', 'z', '89', '361']

A:
0, 1, 2, 3, 4, 6, 8, 9
****