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]: ['q', 'u']
[A]: -1


[Q]: ['355', 'h', '287', 's', 'o', '497', '219']
[A]: 1, 2, 3, 4, 5, 7, 8, 9


[Q]: ['n', 'r', '97', '65', '369', '65', '491', '191', '403', 'x', 'a', 'w', 'l']
[A]:
0, 1, 3, 4, 5, 6, 7, 9