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: ['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: ['205', '107', 'z']

A: 0, 1, 2, 5, 7
****
Q: ['o', '153', 'y', 'l', 'l', 'm', '465', 'f', '479', 'e', '321', 'w']

A:
1, 2, 3, 4, 5, 6, 7, 9
****