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]: ['l', 'g', 'o', 'x', '27', 'r', '123', '395', 'p', '27', '213', '455', 'y', '97']
[EX A]: 1, 2, 3, 4, 5, 7, 9

[EX Q]: ['j', 'a', '29', 'y', 's', '107', '149', '499', '37', 'o', '289', 't']
[EX A]: 0, 1, 2, 3, 4, 7, 8, 9

[EX Q]: ['q', '281', '221', 'd', 'i', '119', '481', '413', 'j', 'p', '85', 'a']
[EX A]:
1, 2, 3, 4, 5, 8, 9