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', '55', '153', '179', 'l', 'k', 'h', '21', '433', 'r', '53', '85', 'f', 'e']
[A]: 1, 2, 3, 4, 5, 7, 8, 9


[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]: ['a', '229', '277', 'q', '285', 'x', '437', 's', '167']
[A]:
1, 2, 3, 4, 5, 6, 7, 8, 9