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: ['f', 't', 'a', '163', '297', '97', '487', '341', '193']

A: 1, 2, 3, 4, 6, 7, 8, 9
****
Q: ['157', '481', 'n', 't', 'd', 'j']

A: 1, 4, 5, 7, 8
****
Q: ['v', 'j', 'm', '347', '347', '429', 'l']

A:
2, 3, 4, 7, 9
****