Detailed 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.
Problem:['109', '169', 'j', '427', 'v', '371', 'q', 'r', 'y', '467', '179', 'p', '295']
Solution:
0, 1, 2, 3, 4, 5, 6, 7, 9