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]: ['385', 'b', 'c']
[EX A]: 3, 5, 8

[EX Q]: ['e', 's', '153', 'e', '377', 'c', 'v', '437']
[EX A]: 1, 3, 4, 5, 7

[EX Q]: ['95', 'x', 's']
[EX A]:
5, 9