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]: ['313', 'q', '355', 'y', 'b', '267', 'd', '253', '393', '409']
[A]: 0, 1, 2, 3, 4, 5, 6, 7, 9


[Q]: ['a', '491', '477', '193', 'b', 'l', 'c']
[A]: 1, 3, 4, 7, 9


[Q]: ['h', 'w', '63', '399', 'i', 'n', '27', 'p', 'l']
[A]:
2, 3, 6, 7, 9