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]: ['273', 'b', '461', '419', '349', '301', '365', 'k', '319', 'o']
[EX A]: 0, 1, 2, 3, 4, 5, 6, 7, 9

[EX Q]: ['59', '437', '145', '165', '217', 'l', '185', '495', 'z']
[EX A]: 1, 2, 3, 4, 5, 6, 7, 8, 9

[EX Q]: ['o', '169', 's', '171', '203', '393', 'u']
[EX A]:
0, 1, 2, 3, 6, 7, 9