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.

Q: ['c', '155', '61']

A: 1, 5, 6
****
Q: ['243', '125']

A: 1, 2, 3, 4, 5
****
Q: ['275', '489', 'n', '349', '203', 'j', '217']

A:
0, 1, 2, 3, 4, 5, 7, 8, 9
****