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]: ['405', 'x', '163', 'z', 'z', '261', 'o']
[A]: 0, 1, 2, 3, 4, 5, 6


[Q]: ['t', '361', 'o', 'j', '395', 'u', '211', 'a', 'i', 'i', '375', 'h', '451']
[A]: 1, 2, 3, 4, 5, 6, 7, 9


[Q]: ['o', 'd', 'h', '155', 'd', 'v', '107', '241']
[A]:
0, 1, 2, 4, 5, 7