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:
['451', 'd', '429', '23', '143', '223', 'm', '51']

Ex Output:
1, 2, 3, 4, 5, 9


Ex Input:
['345', 'h', '9']

Ex Output:
3, 4, 5, 9


Ex Input:
['283', '131', '87']

Ex Output:

1, 2, 3, 7, 8