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]: ['j', 'v', 'q', '393', 'z', 'l', 'g', 'q', '193']
[EX A]: 1, 3, 9

[EX Q]: ['431', '245', '23', 'c', '185', 'k', '155', '163', 'e', '35', 'r', '175', '163']
[EX A]: 1, 2, 3, 4, 5, 6, 7, 8

[EX Q]: ['n', 'y', '45', '433', '165', 'k', 'v', '225']
[EX A]:
1, 2, 3, 4, 5, 6