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:
['b', '343', '149', 'h', 'w', 'j', 'd', 'r', '461', 'q', '265', '329', '499', 'r', '291']

Ex Output:
1, 2, 3, 4, 5, 6, 9


Ex Input:
['n', 'm', 'u', '267']

Ex Output:
2, 6, 7


Ex Input:
['z', 'f', '371', 'l', 'n', 'g', 'q', '275']

Ex Output:

1, 2, 3, 5, 7