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.

Example Input: ['r', '273', 'h', '421', 'k', 'r', 'k', 't', 'x', 's', 'j']
Example Output: 1, 2, 3, 4, 7

Example Input: ['z', 'v', 't', 'm', '51', 'e', 'l', 'l', '83', '301', '21', '347', 'm', '41', 'b']
Example Output: 0, 1, 2, 3, 4, 5, 7, 8

Example Input: ['227', 'i', '59', 'i', 'i', '163', '453', '431', '153', 'q', '181', 'x', '309', 'k', 'e']
Example Output:
0, 1, 2, 3, 4, 5, 6, 7, 8, 9