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.

[EX Q]: ['7', 'n', '443', '131', '189', '187', '261', '451', '449', 'o', 'i', 't', '15']
[EX A]: 1, 2, 3, 4, 5, 6, 7, 8, 9

[EX Q]: ['f', 't', 'a', '163', '297', '97', '487', '341', '193']
[EX A]: 1, 2, 3, 4, 6, 7, 8, 9

[EX Q]: ['85', 'a', '267', 'e', '367', 'd', 'm', '129', '65', '223', 'q', '195']
[EX A]:
1, 2, 3, 5, 6, 7, 8, 9