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]: ['a', '399', 's', 'e', '495', 'd', 'f', 'a', '323']
[A]: 2, 3, 4, 5, 9


[Q]: ['85', '53', '43', 'j', 'e', '443', '231', 'z', 'f', 'v', '235', '377']
[A]: 1, 2, 3, 4, 5, 7, 8


[Q]: ['u', '427', '307']
[A]:
0, 2, 3, 4, 7