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:
['61', '417', '437', '489', '383', 'n', '11', 'o', 'a', 'v', '37', 'q', '317']

Ex Output:
1, 3, 4, 6, 7, 8, 9


Ex Input:
['b', '351', 'g', 'k', '29', '15', '411', '97', 'r', '27', '279']

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


Ex Input:
['m', '37', '277', '89', 'm', '187', 'w', '179', '47', 'r', 'j', '113', 'j', 'p', '487']

Ex Output:

1, 2, 3, 4, 7, 8, 9