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: ['k', '373', 'b', '305', 'i', 'n', 'z', 'm', 'c']

Output: 0, 3, 5, 7


Input: Consider Input: ['n', '149', 'z', '37']

Output: 1, 3, 4, 7, 9


Input: Consider Input: ['t', 'k', '29', 'h', '471', 'y', 'j', 't', 'i', '261', '71', '115', 'x']


Output: 1, 2, 4, 5, 6, 7, 9