Instructions: 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: ['419', '79', 'i', '273', 'e', '341', 'h', 'j', 'y', '311', 'c', 's']
Output:
1, 2, 3, 4, 7, 9