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: ['247', 's', 'y', 'c', '421']

Output: 1, 2, 4, 7


Input: Consider Input: ['345', 'k']

Output: 3, 4, 5


Input: Consider Input: ['d', '175', 'q', '3', '295', 'g', 'h']


Output: 1, 2, 3, 5, 7, 9