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: Consider Input: ['285', 'w', '37', '471', 'y', '435', '27', '415', 'f', 's', '27', 'b']

Output: 1, 2, 3, 4, 5, 7, 8


Input: Consider Input: ['299', '371', '313', '17', 't', 'q']

Output: 1, 2, 3, 7, 9


Input: Consider Input: ['m', 'm', 's', 'k', 'l', '269', '443', 'a']


Output: 2, 3, 4, 6, 9