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]: ['x', '91', 'q', '417', '385', '455', '393', 'm', 's', 'c', '91', '71', 'n']
[EX A]: 1, 3, 4, 5, 7, 8, 9

[EX Q]: ['381', '357', 'w', 'r', '115', 'z', '389', 'p', 'p', '101', '229']
[EX A]: 0, 1, 2, 3, 5, 7, 8, 9

[EX Q]: ['335', 'n', 'd']
[EX A]:
3, 5