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:
['k', '413', '321', '209', 'k', '263']

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


Ex Input:
['s', 't', '189', 'j', 'r']

Ex Output:
1, 8, 9


Ex Input:
['r', '285', 'd', '113', '277', 'b', 'o']

Ex Output:

1, 2, 3, 5, 7, 8