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: Consider Input: ['51', '461', '343', '15', '209', '51']

Output: 0, 1, 2, 3, 4, 5, 6, 9


Input: Consider Input: ['z', 'l', 's', '249', 'e', 'h', 'l']

Output: 2, 4, 9


Input: Consider Input: ['e', '297', 'd', 'x', '239', 'a', '289', '381']


Output: 1, 2, 3, 7, 8, 9