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]: ['293', '473', '79', 'j', '455', '285', 'k', 'd', '379', '249', '73', '229']
[EX A]: 2, 3, 4, 5, 7, 8, 9

[EX Q]: ['x', 'x', '145', 'p', '11', 'j', 'e', '93', '213', '89', '445', 'z', 'z']
[EX A]: 1, 2, 3, 4, 5, 8, 9

[EX Q]: ['33', 't', '343']
[EX A]:
3, 4