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]: ['203', 'p', 'r', 'r', 'c', 'w', 'z', 'w', 'a', '203', 'n']
[A]: 0, 2, 3


[Q]: ['445', '449']
[A]: 4, 5, 9


[Q]: ['g', 'q', '41', 'x']
[A]:
1, 4