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


[Q]: ['13', 'p', '427', 's', 'x', 'x', '43', 'h', 'j', 'z', '21']
[A]: 1, 2, 3, 4, 7


[Q]: ['115', 'p', '117', '105']
[A]:
0, 1, 5, 7


