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:
['v', 'n', '303', '355', 'n', '205', '393', '239', '239', 'm', '123', '487']

Ex Output:
0, 1, 2, 3, 4, 5, 7, 8, 9


Ex Input:
['445', '449']

Ex Output:
4, 5, 9


Ex Input:
['393', '305', '463', '83', '383', 'x']

Ex Output:

0, 3, 4, 5, 6, 8, 9