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: ['411', 'n']

A: 1, 4
****
Q: ['j', '131', 'e', 'c', '149', '325', 'h', 'l', 'i', 'q', '151']

A: 1, 2, 3, 4, 5, 9
****
Q: ['175', '295', '241', 'g', '165', 'e', 'z', '229', 'p', 'b', 't']

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