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: ['479', '205', 'e', 'c', '57', 'm', 'i', '33', 'f', '45', 'z']

A: 0, 2, 3, 4, 5, 7, 9
****
Q: ['r', 'u', '83', 'x', '155', '89', 'c', '391', '41', 'o', 'i', '161']

A: 1, 3, 4, 5, 6, 8, 9
****
Q: ['253', 'l', '489', 'y', '401', 'e', 'e', 'g', '143', '427', '109']

A:
0, 1, 2, 3, 4, 5, 7, 8, 9
****
