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]: ['f', 'u', '349', '275', 'm', '41', '283', 'z', 'd', 'a', 'd', '319', '135']
[EX A]: 1, 2, 3, 4, 5, 7, 8, 9

[EX Q]: ['j', 'w', 'h', 'r', 'w', 'h', 'd', 'f', '81', 'g', '145']
[EX A]: 1, 4, 5, 8

[EX Q]: ['m', '79']
[EX A]:
7, 9