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]: ['261', '227', 'f', 'w', '141', 'k', '119', '407', '409', '373']
[A]: 0, 1, 2, 3, 4, 6, 7, 9


[Q]: ['279', 't', 'e', 'j', '437', '167', 's', 'n']
[A]: 1, 2, 3, 4, 6, 7, 9


[Q]: ['b', '123', '489', 'r', 'u']
[A]:
1, 2, 3, 4, 8, 9