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]: ['469', '13', '333', '271', '223', '341', 'h', '317', '303']
[EX A]: 0, 1, 2, 3, 4, 6, 7, 9

[EX Q]: ['385', 'k', 'a', 't', 'o', 'b', 'g', 'u', '319', 'e', '315', '365']
[EX A]: 1, 3, 5, 6, 8, 9

[EX Q]: ['457', '481', '289', '335', '229', 'r', '23', 'h']
[EX A]:
1, 2, 3, 4, 5, 7, 8, 9