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]: ['233', '35', 'l', 'j', '89', 'r', 't']
[A]: 2, 3, 5, 8, 9


[Q]: ['p', 't', '211', 'r', '439', 'h', 'g', 'c', '299', '371']
[A]: 1, 2, 3, 4, 7, 9


[Q]: ['l', '249', '481', 'w', 'a', '71', '407', 'o', 'y', '431', 'k', 'h']
[A]:
0, 1, 2, 3, 4, 7, 8, 9