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]: ['w', 'b', 'w', 'm', 'j', 'd', 'q', '47', '221', 'b', '201', 'f']
[A]: 0, 1, 2, 4, 7


[Q]: ['i', 'f', 'g', '267', '113', '93', 'r', '401', 'g', 'e']
[A]: 0, 1, 2, 3, 4, 6, 7, 9


[Q]: ['179', 'b', 'i', '263', 'g', '133', '409', 'z', 'l', 'w', '369']
[A]:
0, 1, 2, 3, 4, 6, 7, 9