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:
['y', 'v', '311', 'f', '273']

Ex Output:
1, 2, 3, 7


Ex Input:
['k', '233', 'h', 'd', 's', '83', '149', 'p', 'm']

Ex Output:
1, 2, 3, 4, 8, 9


Ex Input:
['187', '427', 'k', '151', '485', '147', 'q', '53', '435', 'n', '471', 'b', 'v']

Ex Output:

1, 2, 3, 4, 5, 7, 8