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.

[EX Q]: ['69', '307', 'l', 'j', '167', 'o', '427', 'j']
[EX A]: 0, 1, 2, 3, 4, 6, 7, 9

[EX Q]: ['k', '135', '297']
[EX A]: 1, 2, 3, 5, 7, 9

[EX Q]: ['361', '363', 'd', 'u']
[EX A]:
1, 3, 6