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:
['475', 's', '123', '389', 'y', 'm', 'v', '47', 'u', '479', '357', '279', '137', 'l', 'i']

Ex Output:
1, 2, 3, 4, 5, 7, 8, 9


Ex Input:
['u', 'm', 's', '101', '427', 'h', 'i', '463', 'j', '77', '465', 'r']

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


Ex Input:
['f', 'j']

Ex Output:

-1