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]: ['g', '185', '73', 'h', '455', '333', 'l', '403', 'k', 'e', '77', '429', '423', '453']
[A]: 0, 1, 2, 3, 4, 5, 7, 8, 9


[Q]: ['c', '87', '65', 'm', '39', '111', '275', '103', 'k', 'z', 'd', '177', '119']
[A]:
0, 1, 2, 3, 5, 6, 7, 8, 9