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: ['69', '307', 'l', 'j', '167', 'o', '427', 'j']

A: 0, 1, 2, 3, 4, 6, 7, 9
****
Q: ['j', '259', 'r', '363', '149', 's', 'p', 'l', '271', '93', '205', 's', 'r', 'v', 'z']

A: 0, 1, 2, 3, 4, 5, 6, 7, 9
****
Q: ['v', 's', 'r', 'y', '427', 'i', 'b', '377', 'a', '109', 'h', '341']

A:
0, 1, 2, 3, 4, 7, 9
****