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]: ['u', '419', 'u', 'h', 'k', 'w', 'a', '289', 'd', 'v', 'u', '117', '327', '85', '441']
[A]: 1, 2, 3, 4, 5, 7, 8, 9


[Q]: ['99', 'p', 'v', '49', 's', '279', 'v', '287', '355', 'o', '131', 'd', 'b']
[A]: 1, 2, 3, 4, 5, 7, 8, 9


[Q]: ['w', 'v', 'y', '361', 'v', '209', '279', '477', '163', 'x', 'n', 'k', '481']
[A]:
0, 1, 2, 3, 4, 6, 7, 8, 9


