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]: ['285', 'f', '469', 'b', '161', 'q', 'l']
[EX A]: 1, 2, 4, 5, 6, 8, 9

[EX Q]: ['381', '277', 'g', '307', 'p', '105', '341', 'o', '313', '5', '375', '145', 'k']
[EX A]: 0, 1, 2, 3, 4, 5, 7, 8

[EX Q]: ['287', 'a', 'v', '443', '127', 'm', 'm', '79', 'f', '101', 't', 'g']
[EX A]:
0, 1, 2, 3, 4, 7, 8, 9