Definition: 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: ['j', 'e', '481', 'q', '445', 'l', 'w', 'o', 'g', '353', '175']

1, 3, 4, 5, 7, 8