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.

[EX Q]: ['w', 'b', 'w', 'm', 'j', 'd', 'q', '47', '221', 'b', '201', 'f']
[EX A]: 0, 1, 2, 4, 7

[EX Q]: ['w', '203', 'd', '133', 'i', 'j', 'd', 'u', 'u', 's', 'f', 'f', '221', '341', '299']
[EX A]: 0, 1, 2, 3, 4, 9

[EX Q]: ['343', 'n', 'z', 'i', 'v', 'z', '169', '143', 'l', 'd', 'a', 'v', 'f']
[EX A]:
1, 3, 4, 6, 9