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]: ['269', 'f', '321', '175', '15', 'n', 'b', 'z', '53', 'p', 'x', '457', 'q', 'b']
[EX A]: 1, 2, 3, 4, 5, 6, 7, 9

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

[EX Q]: ['291', 'y', '123', '181', 'n', 'l', '311', 't', 'w']
[EX A]:
1, 2, 3, 8, 9