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:
['q', 'u']

Ex Output:
-1


Ex Input:
['475', 'j', '19', 'j', '325']

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


Ex Input:
['g', 'g', 'r', 'g', 'b', 'z', '441', 'z', 'f', '35', 'x', '327', 'l', 'n']

Ex Output:

1, 2, 3, 4, 5, 7