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: ['s', '291', '257', 'w', '497', '309']

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


Input: Consider Input: ['s', 't', '189', 'j', 'r']

Output: 1, 8, 9


Input: Consider Input: ['r', 'l', 'w', 'j', '211', 'l', 'k', 'b', 'g', 'r', '327', 'x', '161']


Output: 1, 2, 3, 6, 7