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: ['131', '483', 'k', '387', '451', 'j']

A: 1, 3, 4, 5, 7, 8
****
Q: ['43', 'f', '449', 't', 'z', 'q', '259', 's', 'n', 'h', '123', 'z']

A: 1, 2, 3, 4, 5, 9
****
Q: ['295', 'v']

A:
2, 5, 9
****