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: ['445', '449']

Output: 4, 5, 9


Input: Consider Input: ['o', '105', '409', '287', '9', '377', 'h', 'v', 'i', 'j', 'm', '59', 's', '357']

Output: 0, 1, 2, 3, 4, 5, 7, 8, 9


Input: Consider Input: ['g', 't', '447', 'c', 'u', '437', '71']


Output: 1, 3, 4, 7