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]: ['219', 'v', '295', '291', 'n', 'a', '133', 'a', 'y', 'i', 'e', '235', '461']
[EX A]: 1, 2, 3, 4, 5, 6, 9

[EX Q]: ['y', 'm', '121', 'h', 'm', '189', '117', '257', 'y', '181', '279', 'a', '453']
[EX A]: 1, 2, 3, 4, 5, 7, 8, 9

[EX Q]: ['59', 'l', '205', '471', 'o', 'e', '279']
[EX A]:
0, 1, 2, 4, 5, 7, 9