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]: ['73', '199', '189', '27', 'm', '101', '61', '113', 'y', '169']
[A]: 0, 1, 2, 3, 6, 7, 8, 9


[Q]: ['w', 'b', 'w', 'm', 'j', 'd', 'q', '47', '221', 'b', '201', 'f']
[A]: 0, 1, 2, 4, 7


[Q]: ['109', '81', '183']
[A]:
0, 1, 3, 8, 9