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', '131', 'e', 'c', '149', '325', 'h', 'l', 'i', 'q', '151']
[EX A]: 1, 2, 3, 4, 5, 9

[EX Q]: ['a', '491', '477', '193', 'b', 'l', 'c']
[EX A]: 1, 3, 4, 7, 9

[EX Q]: ['487', '443', 'q', 'w', '23', 'a', '349', 'o']
[EX A]:
2, 3, 4, 7, 8, 9