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]: ['i', '485', '109', 'e', '15', '461', 'r', 'l', '223', '327']
[A]: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9


[Q]: ['325', '203', 'x', 'r', '189', 't', 'q', '277', '315', 'w', '377', 'g', 'l', '87', 'f']
[A]: 0, 1, 2, 3, 5, 7, 8, 9


[Q]: ['365', '263', '403', 'g']
[A]:
0, 2, 3, 4, 5, 6