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]: ['99', 'p', 'v', '49', 's', '279', 'v', '287', '355', 'o', '131', 'd', 'b']
[EX A]: 1, 2, 3, 4, 5, 7, 8, 9

[EX Q]: ['425', 'x', 'u', 'f', 'v', '481', 'm', 'y', '159', '1']
[EX A]: 1, 2, 4, 5, 8, 9

[EX Q]: ['o', '473', 'k', 'p', '483', 'e', '487', '205', 'r']
[EX A]:
0, 2, 3, 4, 5, 7, 8