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.

[Q]: ['93', '277', '373', 'z', '9', 'r', '251', '207', 'v', 'n']
[A]: 0, 1, 2, 3, 5, 7, 9


[Q]: ['t', '493', 's', 'f', '279', 'f']
[A]: 2, 3, 4, 7, 9


[Q]: ['47', 'k', '23', '453', 'v', 'q', 'j', 'o', '53', 'b', 'z', 'k']
[A]:
2, 3, 4, 5, 7