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


[Q]: ['j', '355', 'w', 'f', 'b', '183', '327', '277']
[A]: 1, 2, 3, 5, 7, 8


[Q]: ['27', 'd', '431', '311', 'j', '151', 'r']
[A]:
1, 2, 3, 4, 5, 7