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]: ['163', '375', 'e', 'g', '115', '445', 'c', '393', 'm', '59']
[A]: 1, 3, 4, 5, 6, 7, 9


[Q]: ['487', 'x']
[A]: 4, 7, 8


[Q]: ['g', '57', 'a', '407', 'p', '193']
[A]:
0, 1, 3, 4, 5, 7, 9