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:
['v', 'i', 'g', 'h']

Ex Output:
-1


Ex Input:
['129', '373', '461', 'h', 'r', '163', '361', '483', '463', 'e', 'z', 'l']

Ex Output:
1, 2, 3, 4, 6, 7, 8, 9


Ex Input:
['401', 'u', '123', 'r', '93', '361', 'r', '263', '151']

Ex Output:

0, 1, 2, 3, 4, 5, 6, 9