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:
['q', 'y', '49', '497', 'a', 'f', 'v', 'x', 'f', '347', '183', '489']

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


Ex Input:
['s', '391', 'z', '67', '371', '195', '77', '373', 'g', '249', 'm']

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


Ex Input:
['267', '217']

Ex Output:

1, 2, 6, 7