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:
['f', '367', 'w', '227', '201', 'n', '213', '11']

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


Ex Input:
['477', 'a', 'n', 'r', '457', 'g', 'c']

Ex Output:
4, 5, 7


Ex Input:
['233', '67', 'y', '67', '91', '347']

Ex Output:

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