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: ['381', '129']

Output: 1, 2, 3, 8, 9


Input: Consider Input: ['279', 't', 'e', 'j', '437', '167', 's', 'n']

Output: 1, 2, 3, 4, 6, 7, 9


Input: Consider Input: ['387', '93']


Output: 3, 7, 8, 9


