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:
['t', 'v', '469', 'n']

Ex Output:
4, 6, 9


Ex Input:
['357', '269', '105', '315', 'c', '301', 'v', '441', '415', 't', 'a', 'o', 'u', '23', 'n']

Ex Output:
0, 1, 2, 3, 4, 5, 6, 7, 9


Ex Input:
['n', 'u', 't', '113', 'g', 'j']

Ex Output:

1, 3