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', 'p', 'r', 'v', 'd']
[A]: -1


[Q]: ['265', 'x', '109', '319', 's', 'w', '211']
[A]: 0, 1, 2, 3, 5, 6, 9


[Q]: ['297', '249', 'z', '367', 'w', 'k', '317', 'm']
[A]:
1, 2, 3, 4, 6, 7, 9