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]: ['205', '107', 'z']
[A]: 0, 1, 2, 5, 7


[Q]: ['e', '325', '377', 'v', '35', 'n', '125', '195']
[A]: 1, 2, 3, 5, 7, 9


[Q]: ['349', 'l', '99', 'b', '395', '407', '73', '341', 'i', 'n', '185']
[A]:
0, 1, 3, 4, 5, 7, 8, 9