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: ['327', '249', '415', 'j', '459', 'b', 'u', '351', 'f', 'b', '175', '141', '73', 'v']
Output:
1, 2, 3, 4, 5, 7, 9