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:
['175', 'c', 'c']

Ex Output:
1, 5, 7


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

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


Ex Input:
['305', '349', '163', 'y', '243', '71', 'p', '127', '461', 'k', 'n', 'g', '233', 'i']

Ex Output:

0, 1, 2, 3, 4, 5, 6, 7, 9