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:
['205', '347', '423', 'm', '363', 'u', 'g']

Ex Output:
0, 2, 3, 4, 5, 6, 7


Ex Input:
['r', '233']

Ex Output:
2, 3


Ex Input:
['e', '251', 'v', 'o', 'k', 'v', '83', '365']

Ex Output:

1, 2, 3, 5, 6, 8