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]: ['167', '229', '439', '389', '483', '207']
[A]: 0, 1, 2, 3, 4, 6, 7, 8, 9


[Q]: ['171', 'h', '53', 'o', 'q']
[A]: 1, 3, 5, 7


[Q]: ['t', 'u', 'b', 'l', 'b', 'q', '311']
[A]:
1, 3