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:
['o', '61', '475', '457', 'a', 'o', 'z', '227', '415', 'z', 'x', 'y', '73', '205', 'y']

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


Ex Input:
['119', '189', 'k', 'e', '425', '21', '245']

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


Ex Input:
['283', '279', 'g']

Ex Output:

2, 3, 7, 8, 9