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]: ['l', 'm', 'h', '87', '265', 'e', '415', '325', 'p', 'b', '385']
[A]: 1, 2, 3, 4, 5, 6, 7, 8


[Q]: ['177', '323', 'q', 'e', 'x', 'p', '3', 'c', 'e', '23', 's', '407', 'l', '21', 'z']
[A]: 0, 1, 2, 3, 4, 7


[Q]: ['k', '409', 'h', 'i', 'l', '345', 'o', 'j', '15', '75', '463']
[A]:
0, 1, 3, 4, 5, 6, 7, 9