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: ['s', 'd']

A: -1
****
Q: ['129', '373', '461', 'h', 'r', '163', '361', '483', '463', 'e', 'z', 'l']

A: 1, 2, 3, 4, 6, 7, 8, 9
****
Q: ['v', '233', 'v', '235', 'a', 's', 'f', '227', '255', 'y', '463']

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