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]: ['69', '307', 'l', 'j', '167', 'o', '427', 'j']
[A]: 0, 1, 2, 3, 4, 6, 7, 9


[Q]: ['61', '417', '437', '489', '383', 'n', '11', 'o', 'a', 'v', '37', 'q', '317']
[A]: 1, 3, 4, 6, 7, 8, 9


[Q]: ['b', '439', '483', '257']
[A]:
2, 3, 4, 5, 7, 8, 9