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]: ['219', '127', '449', 'u', 'g']
[A]: 1, 2, 4, 7, 9


[Q]: ['329', 't', '473', '337', '195']
[A]:
1, 2, 3, 4, 5, 7, 9


