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: ['m', '347', 'o', 'i', 'u', '135', 'e', '179', 'q', '13']

A: 1, 3, 4, 5, 7, 9
****
Q: ['h', '281', '113', '119', 'j', '245', 'i', '121', '439']

A: 1, 2, 3, 4, 5, 8, 9
****
Q: ['y', '275', '321', '183', '203']

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