Definition: 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.
Input: ['n', '467', 'y', 'g', 'o', '395', 'c', '321', 's', '111', '383', '393']

1, 2, 3, 4, 5, 6, 7, 8, 9