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]: ['g', '185', '73', 'h', '455', '333', 'l', '403', 'k', 'e', '77', '429', '423', '453']
[A]: 0, 1, 2, 3, 4, 5, 7, 8, 9


[Q]: ['449', '427', 'g', '397', '439', 'f', 'b', 'z', 't', 'f', 's', '379', 'o']
[A]: 2, 3, 4, 7, 9


[Q]: ['j', '189', 'p', 'g', 'u', '483', '77', '5', '167', 'q', '237', '69', '471', '149', '481']
[A]:
1, 2, 3, 4, 5, 6, 7, 8, 9