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 Input:
['449', '427', 'g', '397', '439', 'f', 'b', 'z', 't', 'f', 's', '379', 'o']

Ex Output:
2, 3, 4, 7, 9


Ex Input:
['u', 'm', 's', '101', '427', 'h', 'i', '463', 'j', '77', '465', 'r']

Ex Output:
0, 1, 2, 3, 4, 5, 6, 7


Ex Input:
['495', '223', 'w', '451', 'i', '325', '259', 'l', 't', '367', 'a']

Ex Output:

1, 2, 3, 4, 5, 6, 7, 9