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:
['h', '475', 'x', '53', '461', 'c']

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


Ex Input:
['x', '91', 'q', '417', '385', '455', '393', 'm', 's', 'c', '91', '71', 'n']

Ex Output:
1, 3, 4, 5, 7, 8, 9


Ex Input:
['441', 'p', '351', 'b', '429', '499', 'l', '227', '305', '377', 'g', '323', '273', 'n', 'z']

Ex Output:

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