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:
['t', '175', '163', 'k', '279', '385', 'y', '71', 'g']

Ex Output:
1, 2, 3, 5, 6, 7, 8, 9


Ex Input:
['y', 'x', 'z', '153', '93', 't', '85', '337', '333', 'i', '53', '245', '353', 'm', 'a']

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


Ex Input:
['m', '241', '161', '479', 'h', '93', '233', '433', 'f', 'u', 'u', 'u', 'k', '29']

Ex Output:

1, 2, 3, 4, 6, 7, 9