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: ['129', '373', '461', 'h', 'r', '163', '361', '483', '463', 'e', 'z', 'l']

A: 1, 2, 3, 4, 6, 7, 8, 9
****
Q: ['a', '441', '227', 'j', '13', '277', 'f', 'o']

A: 1, 2, 3, 4, 7
****
Q: ['351', '147', '259', '443', '221', '89', '391', 'p', '293', '399', 'x', '199']

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