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:
['j', 'k']

Ex Output:
-1


Ex Input:
['p', '305', 't', 'x', '497', '209', '151', '89', '53', '189', 'n', '129', 'c', '227', 'p']

Ex Output:
0, 1, 2, 3, 4, 5, 7, 8, 9


Ex Input:
['j', 'o', '261', '333', 'n', 'n', '137', '137', '25', 'i']

Ex Output:

1, 2, 3, 5, 6, 7