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.

[EX Q]: ['91', '291', '379', 'k', 'a', 't', 'i', '355', 'l', '335', '119', '343']
[EX A]: 1, 2, 3, 4, 5, 7, 9

[EX Q]: ['235', '17', 'g', '125', '455', 'h', 'u', 'u', 'y', '219', '129', 'q', 'u', 'r']
[EX A]: 1, 2, 3, 4, 5, 7, 9

[EX Q]: ['161', '305', '299', 'p', '423', 'y', '437', 'r', '479', 'k', '1']
[EX A]:
0, 1, 2, 3, 4, 5, 6, 7, 9