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]: ['475', '19', 'k', '307', '417']
[A]: 0, 1, 3, 4, 5, 7, 9


[Q]: ['131', '483', 'k', '387', '451', 'j']
[A]: 1, 3, 4, 5, 7, 8


[Q]: ['153', '75', 'f', '199', '389', 'p', 'z', 'q', 'f', 'e', '415', 'v', '131', '175', 'a']
[A]:
1, 3, 4, 5, 7, 8, 9