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: ['483', '409', '129', 'u', '167', '275', 'p', '163', 'r', 'q', 'i', '481', 'j', '271']

A: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
****
Q: ['425', 'x', 'u', 'f', 'v', '481', 'm', 'y', '159', '1']

A: 1, 2, 4, 5, 8, 9
****
Q: ['29', 'o', '437', '5', '375', '489']

A:
2, 3, 4, 5, 7, 8, 9
****