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]: ['j', '195', 'u', '55']
[A]: 1, 5, 9


[Q]: ['63', 'd', 'd', 'h', 'p', 'j', 'c', '11', 'p', '405', 'k', '59', 'p']
[A]: 0, 1, 3, 4, 5, 6, 9


[Q]: ['q', '243', '223', '173', '427', '297']
[A]:
1, 2, 3, 4, 7, 9