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:
['291', 'p', '261', 'z', '21', 'w', 't', '417']

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


Ex Input:
['189', 'z']

Ex Output:
1, 8, 9


Ex Input:
['u', '397', 'c', 's', 'm', '181', 'n', '111', '393', '141', '43', '223', 'f', 'v']

Ex Output:

1, 2, 3, 4, 7, 8, 9