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]: ['493', '241', '239', 'g', 'q', '319', '49', '245']
[A]: 1, 2, 3, 4, 5, 9


[Q]: ['165', '219', 'r', 's', '191', 'k', '39']
[A]: 1, 2, 3, 5, 6, 9


[Q]: ['143', 'q', 'h', '309', 'x', '339', 'l', 'j', '145', '233', '149', 'x', 'a', '323', 'i']
[A]:
0, 1, 2, 3, 4, 5, 9