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:
['93', '277', '373', 'z', '9', 'r', '251', '207', 'v', 'n']

Ex Output:
0, 1, 2, 3, 5, 7, 9


Ex Input:
['305', '447', '125', 'c', '469', '231', 'c', '33', 'r', '69', 'p', 'b', '143']

Ex Output:
0, 1, 2, 3, 4, 5, 6, 7, 9


Ex Input:
['p', '367', 'j', '387', 's', 'r', '461']

Ex Output:

1, 3, 4, 6, 7, 8