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:
['r', '135', 't', 'm', 'f', '329', '475', '243', 'z', 'q', '31', '141']

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


Ex Input:
['t', '103', '349', '203', 'b', 'z', 'i', '337', 'y', '137', '77', 'p', 'k']

Ex Output:
0, 1, 2, 3, 4, 7, 9


Ex Input:
['p', '109', '439', '337', 'z']

Ex Output:

0, 1, 3, 4, 7, 9