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]: ['c', '31', '49', 'x', 'n', 'i', 'a', '135', '65', '401', 'b', '213', 'f', '321']
[A]: 0, 1, 2, 3, 4, 5, 6, 9


[Q]: ['217', '481', '87', 'w', 'q', 'c', 'j', '275', 'e', '49', '87', '25']
[A]: 1, 2, 4, 5, 7, 8, 9


[Q]: ['o', 'z', '193', 'h', 'a', '185', 'h', '385', '33', 'b', '217', '329', 'f', 'y']
[A]:
1, 2, 3, 5, 7, 8, 9