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:
['333', '207', '13', '339', 'n', '387']

Ex Output:
0, 1, 2, 3, 7, 8, 9


Ex Input:
['469', 'y', 'j', 'u', '475', 'k', 'k']

Ex Output:
4, 5, 6, 7, 9


Ex Input:
['v', '105', 'p', 'w', '295', '239', '453']

Ex Output:

0, 1, 2, 3, 4, 5, 9