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]: ['349', '327', 'c', 'a', '493', 'a', 'm', '337', '397', '213', '203', '139']
[A]: 0, 1, 2, 3, 4, 7, 9


[Q]: ['197', 'p', 'e', '217', '327', '439', '59', 'o', '355', 'z']
[A]: 1, 2, 3, 4, 5, 7, 9


[Q]: ['c', 'w', 't', '33', '133', 'g', '307']
[A]:
0, 1, 3, 7