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]: ['j', 's', '127', 'o', 'e', '227', 'k', 'o']
[A]: 1, 2, 7


[Q]: ['91', '291', '379', 'k', 'a', 't', 'i', '355', 'l', '335', '119', '343']
[A]: 1, 2, 3, 4, 5, 7, 9


[Q]: ['277', '115', 'l', '391', '195', '409', 'e', '339', '285', '75', 'h', '17', '343', '127', 'u']
[A]:
0, 1, 2, 3, 4, 5, 7, 8, 9