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]: ['d', '395', 'd', '233', '271']
[EX A]: 1, 2, 3, 5, 7, 9

[EX Q]: ['151', 'j', 'o', 's', 'q', 'r', '325']
[EX A]: 1, 2, 3, 5

[EX Q]: ['133', 'm', 'l', 'q', 'y', 'w']
[EX A]:
1, 3