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]: ['295', 'd', 's', '1', '201', 'n', 'f', '15', '151', '307', 'b', '103', '255']
[A]: 0, 1, 2, 3, 5, 7, 9


[Q]: ['239', '439']
[A]: 2, 3, 4, 9


[Q]: ['e', 'f', '121', '273', 'd', '83', '311', 'z']
[A]:
1, 2, 3, 7, 8