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]: ['s', '443', '239', 't', '99']
[A]: 2, 3, 4, 9


[Q]: ['k', '409', '333', '283', 'm', '489', '377', '439', '443', 'r', '101', 'n', '35']
[A]: 0, 1, 2, 3, 4, 5, 7, 8, 9


[Q]: ['429', '107', '43', '163', 'g', 'z', 'r', '257', '361', 'm', '143']
[A]:
0, 1, 2, 3, 4, 5, 6, 7, 9