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: ['73', '199', '189', '27', 'm', '101', '61', '113', 'y', '169']

A: 0, 1, 2, 3, 6, 7, 8, 9
****
Q: ['235', '17', 'k', 'h', 'o', 'g', '97', 'h', '165']

A:
1, 2, 3, 5, 6, 7, 9
****