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:
['493', '241', '239', 'g', 'q', '319', '49', '245']

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


Ex Input:
['z', 'l', 's', '249', 'e', 'h', 'l']

Ex Output:
2, 4, 9


Ex Input:
['c', '471', 'l', 'z', '23', 'c', '43', 'o', '175', 'w', 'c', 'p', '431']

Ex Output:

1, 2, 3, 4, 5, 7


