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]: ['h', 'o', 's', '335', '317', '279', '217', '485']
[EX A]: 1, 2, 3, 4, 5, 7, 8, 9

[EX Q]: ['105', 'u', '465', 'b', '59', 'd', 'w', 'r', '233', 'v', '197', '189', '329']
[EX A]: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9

[EX Q]: ['s', 'b', 'w', '69', '303', '25', '341', '271']
[EX A]:
0, 1, 2, 3, 4, 5, 6, 7, 9