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]: ['119', '329', 'w']
[EX A]: 1, 2, 3, 9

[EX Q]: ['93', 'z', '495', 'l', '65', '233', 'h', 'm', 'f', '249', 'w', '35', '337', 'j', 'm']
[EX A]: 2, 3, 4, 5, 6, 7, 9

[EX Q]: ['o', '243', '293', 'h', '475', '175', '23', 'k', 't', 'k', '189', '9', 'c', 'j', '111']
[EX A]:
1, 2, 3, 4, 5, 7, 8, 9