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]: ['101', 'o', 'j', 'q', '283', '229', '271', 'r', 'n', '481', '101', '477', 'w']
[A]: 0, 1, 2, 3, 4, 7, 8, 9


[Q]: ['289', 'f', 'y', 'n', '271', '223', 'v', 'p', 'v', 'w', '7', 'i', '195']
[A]: 1, 2, 3, 5, 7, 8, 9


[Q]: ['h', 'n']
[A]:
-1