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]: ['t', '211', 'h', '99']
[A]: 1, 2, 9


[Q]: ['x', '281', 'n', '385', '435', 'l', 's', '445', 'n', 'n', '133']
[A]: 1, 2, 3, 4, 5, 8


[Q]: ['45', 'v', 'z', 'i', 'r', '197', '63', 'j']
[A]:
1, 3, 4, 5, 6, 7, 9