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]: ['b', 'g', '181', 'y', 'd', 'v', '95', 'h', 'n', '103', '41', 'm', 'h', '445', 'z']
[EX A]: 0, 1, 3, 4, 5, 8, 9

[EX Q]: ['51', '461', '343', '15', '209', '51']
[EX A]: 0, 1, 2, 3, 4, 5, 6, 9

[EX Q]: ['d', 'q', '1', '301', '195', 'g', '395', 's', 'r', 'c', '291', 'q', 'e', '401']
[EX A]:
0, 1, 2, 3, 4, 5, 9