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]: ['451', '465', '461', '361', 'i', '379', '271', '103', '15', '419', '329', 'g', 'j', '171']
[A]: 0, 1, 2, 3, 4, 5, 6, 7, 9


[Q]: ['u', 'z', 'p', '99', 'b']
[A]: 9


[Q]: ['153', '453', 'p', '493', '299', '359', 'g', '157', '373', '475', '391', '269', '409', 'j']
[A]:
0, 1, 2, 3, 4, 5, 6, 7, 9