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]: ['l', '283', '171', 'q', '465', 'u', '325', 'd', 'j', '349', '351', '229', 'z']
[A]: 1, 2, 3, 4, 5, 6, 7, 8, 9


[Q]: ['279', 't', 'e', 'j', '437', '167', 's', 'n']
[A]: 1, 2, 3, 4, 6, 7, 9


[Q]: ['a', 'l', 'b', '309', 'l', 'd', 'o', 'i', '61', 'd', 'u', 'y', 'g', '21']
[A]:
0, 1, 2, 3, 6, 9