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: ['493', '241', '239', 'g', 'q', '319', '49', '245']

A: 1, 2, 3, 4, 5, 9
****
Q: ['97', 'q', 'i', '285', '285', 'j', 'l', 'c', '193', 'r', '109', '209']

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