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: ['m', '403', 'j', 'h', '155', '385', 'r', '429', '351']

0, 1, 2, 3, 4, 5, 8, 9