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: ['155', 'g', '93', '457', '69', '345', '261', '181', '319', '371', '325']

1, 2, 3, 4, 5, 6, 7, 8, 9