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: ['357', '269', '105', '315', 'c', '301', 'v', '441', '415', 't', 'a', 'o', 'u', '23', 'n']

A: 0, 1, 2, 3, 4, 5, 6, 7, 9
****
Q: ['213', 'm', '347', '217', 'g', '207', '361', 'q']

A: 0, 1, 2, 3, 4, 6, 7
****
Q: ['l', '93']

A:
3, 9
****