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]: ['425', 'a', '351', 'v']
[A]: 1, 2, 3, 4, 5


[Q]: ['285', 'w', '37', '471', 'y', '435', '27', '415', 'f', 's', '27', 'b']
[A]: 1, 2, 3, 4, 5, 7, 8


[Q]: ['w', 'h', '57', '281', 'o', 'j', '261', '239', '439']
[A]:
1, 2, 3, 4, 5, 6, 7, 8, 9