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:
['479', '205', 'e', 'c', '57', 'm', 'i', '33', 'f', '45', 'z']

Ex Output:
0, 2, 3, 4, 5, 7, 9


Ex Input:
['293', '473', '79', 'j', '455', '285', 'k', 'd', '379', '249', '73', '229']

Ex Output:
2, 3, 4, 5, 7, 8, 9


Ex Input:
['279', 'e', 'e', 'w']

Ex Output:

2, 7, 9