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:
['s', 't', 'c', '299', 'g', '33', 'o', '485', '345', '295', 'm', '345', 'q', '431', '151']

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


Ex Input:
['7', 'x', '365', 't', 'l', '253', '219', '363', '165', 'a', 'g', '347', 'y', 'w', '63']

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


Ex Input:
['u', 'a']

Ex Output:

-1