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]: ['n', 'm', 'u', '267']
[A]: 2, 6, 7


[Q]: ['119', '329', 'w']
[A]: 1, 2, 3, 9


[Q]: ['133', 'h', '61', 'e', '329', '467', '191', 'm', '435', 'x']
[A]:
1, 2, 3, 4, 5, 6, 7, 9