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: ['s', '291', '257', 'w', '497', '309']
Example Output: 0, 1, 2, 3, 4, 5, 7, 9

Example Input: ['357', 'c', 'f', '3', 'q', 'w', 'm', 'l', '137', 'k']
Example Output: 1, 3, 5, 7

Example Input: ['325', '101', 'x', '131', 'o']
Example Output:
0, 1, 2, 3, 5