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:
['w', '13', 'b', '455', 'b', 'k']

Ex Output:
1, 3, 4, 5


Ex Input:
['169', '159', '103', '245', '449', 'a', 'w', 'b', '131', '385']

Ex Output:
0, 1, 2, 3, 4, 5, 6, 8, 9


Ex Input:
['t', 'j', 'p', '497', '7']

Ex Output:

4, 7, 9