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: ['455', '447', 'x', '479', 'b', '267', '339', '29', '267']

Output: 2, 3, 4, 5, 6, 7, 9


Input: Consider Input: ['h', 'e', 'v']

Output: -1


Input: Consider Input: ['v', 'd', 'z', 'w', '443']


Output: 3, 4