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]: ['43', '479', '317', 'w', '475', '255', '3', 'x']
[A]: 1, 2, 3, 4, 5, 7, 9


[Q]: ['d', '351', '357', 'q', 'b', '19', 'r', '231', '381', 'x', 'a', 'y', '263']
[A]: 1, 2, 3, 5, 6, 7, 8, 9


[Q]: ['223', 't', 'w']
[A]:
2, 3