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: ['421', '99', '115', 'x']

Output: 1, 2, 4, 5, 9


Input: Consider Input: ['h', '281', 'x', '471']

Output: 1, 2, 4, 7, 8


Input: Consider Input: ['m', 'b', '285', '351', '91']


Output: 1, 2, 3, 5, 8, 9