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: ['497', '21', '239', '487', '149', 'q']

A: 1, 2, 3, 4, 7, 8, 9
****
Q: ['197', 'q']

A: 1, 7, 9
****
Q: ['365', 'b', 'y', 'a', 'x', '115', 'j', '105', 'o', '143']

A:
0, 1, 3, 4, 5, 6
****