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: ['t', 'v', '469', 'n']

Output: 4, 6, 9


Input: Consider Input: ['b', 'r', 'n', '89', '379', '283', '27', 's', '361', 'm', 'l']

Output: 1, 2, 3, 6, 7, 8, 9


Input: Consider Input: ['c', 'z', 'o']


Output: -1