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]: ['t', '419', 'f']
[A]: 1, 4, 9


[Q]: ['213', '51', '31', 'n', '89', '113', '315', '195', 'd', 'x', '105', '217', '295']
[A]: 0, 1, 2, 3, 5, 7, 8, 9


[Q]: ['u', '353', '55', '185', '79', 'o', '293', 's', '173', 'd']
[A]:
1, 2, 3, 5, 7, 8, 9