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:
['247', 's', 'y', 'c', '421']

Ex Output:
1, 2, 4, 7


Ex Input:
['h', 'i', 'e', '319', 'g', '187', '395', 'f', '327', 'y']

Ex Output:
1, 2, 3, 5, 7, 8, 9


Ex Input:
['319', 'y', '459', '355', 'f', 'e']

Ex Output:

1, 3, 4, 5, 9