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]: ['x', '281', 'n', '385', '435', 'l', 's', '445', 'n', 'n', '133']
[A]: 1, 2, 3, 4, 5, 8


[Q]: ['197', 'p', 'e', '217', '327', '439', '59', 'o', '355', 'z']
[A]: 1, 2, 3, 4, 5, 7, 9


[Q]: ['b', '203', 'f', 'j', 'k', '259', '127', 'n']
[A]:
0, 1, 2, 3, 5, 7, 9