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: ['387', '7', '93', '105', '181']

Output: 0, 1, 3, 5, 7, 8, 9


Input: Consider Input: ['445', '91', '141', '185', 'b', 'k', 'f', 'l', 'i', '229', 't', 'v']

Output: 1, 2, 4, 5, 8, 9


Input: Consider Input: ['263', '263', 'x', 'x']


Output: 2, 3, 6