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]: ['103', '431', 'z', '99', 'h', 'c', 'a', '433', '55', 'k', 'a']
[A]: 0, 1, 3, 4, 5, 9


[Q]: ['307', 'y', 'p', '59', 'e', '25', '85', 'h', '123', 'f', '305']
[A]: 0, 1, 2, 3, 5, 7, 8, 9


[Q]: ['g', '447', '257', '127', '379', 'n', 'u', 'd', 'b']
[A]:
1, 2, 3, 4, 5, 7, 9