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.

['235', '17', 'k', 'h', 'o', 'g', '97', 'h', '165']
1, 2, 3, 5, 6, 7, 9

['85', '311', 'x', '97', 'b', '277', 's', 'a', 'v', 'o', 'a']
1, 2, 3, 5, 7, 8, 9

['379', '485', '415', '37', '221', '125', '245', '87', 'a']

1, 2, 3, 4, 5, 7, 8, 9