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:
['z', 'v', 't', 'm', '51', 'e', 'l', 'l', '83', '301', '21', '347', 'm', '41', 'b']

Ex Output:
0, 1, 2, 3, 4, 5, 7, 8


Ex Input:
['425', 'x', 'u', 'f', 'v', '481', 'm', 'y', '159', '1']

Ex Output:
1, 2, 4, 5, 8, 9


Ex Input:
['293', '333', '125', '135', '31', '395', '435', '237', 'p', '345', 'p', '49', '471', '195', '397']

Ex Output:

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