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]: ['f', '73', 'k', '333', '345', 'e', 'x', 'j']
[EX A]: 3, 4, 5, 7

[EX Q]: ['235', '17', 'k', 'h', 'o', 'g', '97', 'h', '165']
[EX A]: 1, 2, 3, 5, 6, 7, 9

[EX Q]: ['213', '439', '407', 'g', '103', 'o', '407', 'f', 'y', '475', '481', 'w']
[EX A]:
0, 1, 2, 3, 4, 5, 7, 8, 9