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: ['r', '273', 'h', '421', 'k', 'r', 'k', 't', 'x', 's', 'j']

Output: 1, 2, 3, 4, 7


Input: Consider Input: ['229', 'q', 'e']

Output: 2, 9


Input: Consider Input: ['237', '203', 'k', '391', 'q', '311', '93']


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