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: ['v', 'r', '67', '49']

Output: 4, 6, 7, 9


Input: Consider Input: ['45', 'n', 'u', '199', 'y', 'w']

Output: 1, 4, 5, 9


Input: Consider Input: ['j', '195', '421', '107', 'l', 'i']


Output: 0, 1, 2, 4, 5, 7, 9