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:
['p', 'n', 'c', '113', '105', '423', 'k', 'a', '211', 'k', '91', '389']

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


Ex Input:
['s', 'y', '133', 'c', '415', 'p']

Ex Output:
1, 3, 4, 5


Ex Input:
['357', 'j', '51', '85', '151', 'k', '123', 'x', 'u']

Ex Output:

1, 2, 3, 5, 7, 8