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:
['141', 'm', '139', '197', '321', '265', 'p']

Ex Output:
1, 2, 3, 4, 5, 6, 7, 9


Ex Input:
['1', 'm']

Ex Output:
1


Ex Input:
['41', '225', 'a', '17', 'h', 'h', 's', '179', '71', '187', 'v', 'r', '43', '251', '307']

Ex Output:

0, 1, 2, 3, 4, 5, 7, 8, 9