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: ['217', '481', '87', 'w', 'q', 'c', 'j', '275', 'e', '49', '87', '25']

A: 1, 2, 4, 5, 7, 8, 9
****
Q: ['459', 'd', '473', 'i', 'l', 's']

A: 3, 4, 5, 7, 9
****
Q: ['y', '443', '101', '361', '45', 'a', '163', 'c']

A:
0, 1, 3, 4, 5, 6
****