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]: ['235', '17', 'g', '125', '455', 'h', 'u', 'u', 'y', '219', '129', 'q', 'u', 'r']
[A]: 1, 2, 3, 4, 5, 7, 9


[Q]: ['169', '159', '103', '245', '449', 'a', 'w', 'b', '131', '385']
[A]: 0, 1, 2, 3, 4, 5, 6, 8, 9


[Q]: ['i', 's', 's', '495', '127', '287', '19', 'e', 'r', 'k', '57']
[A]:
1, 2, 4, 5, 7, 8, 9