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:
['s', '391', 'z', '67', '371', '195', '77', '373', 'g', '249', 'm']

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


Ex Input:
['k', '373', 'b', '305', 'i', 'n', 'z', 'm', 'c']

Ex Output:
0, 3, 5, 7


Ex Input:
['109', 'x', 'u', '413']

Ex Output:

0, 1, 3, 4, 9