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]: ['e', 'o', 'c', 'j', 'g', '249', 's', 'b', 'f', '359', '107', 'i']
[EX A]: 0, 1, 2, 3, 4, 5, 7, 9

[EX Q]: ['n', 'f', '355', 'e', '113', '131', '443', '275', '249', '487']
[EX A]: 1, 2, 3, 4, 5, 7, 8, 9

[EX Q]: ['x', 'b', 's', '453']
[EX A]:
3, 4, 5