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]: ['e', '307', '191', 'k', 'o', 'j', '99']
[A]: 0, 1, 3, 7, 9


[Q]: ['411', 'n']
[A]: 1, 4


[Q]: ['193', 'a', '365', '449']
[A]:
1, 3, 4, 5, 6, 9