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', '463', 'z', '35', 'w', '191', '333', 'a']
[EX A]: 1, 3, 4, 5, 6, 9

[EX Q]: ['v', '477', 'j', '339', '245', 'r', '417', 'g', '475', 'n', 'q', '171']
[EX A]: 1, 2, 3, 4, 5, 7, 9

[EX Q]: ['q', '121', 'd', '303', '269', 'x', '249', 'f']
[EX A]:
0, 1, 2, 3, 4, 6, 9