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', '45']

Ex Output:
4, 5


Ex Input:
['q', 'a', '149']

Ex Output:
1, 4, 9


Ex Input:
['p', 'z', '395', '131', 'f', 'g', '187']

Ex Output:

1, 3, 5, 7, 8, 9