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', '291', '145', 'd', 'z', '355', 'r']
[EX A]: 1, 2, 3, 4, 5, 9

[EX Q]: ['n', 'f', '355', 'e', '113', '131', '443', '275', '249', '487']
[EX A]: 1, 2, 3, 4, 5, 7, 8, 9

[EX Q]: ['301', '317', 't', '405', 'd', '241', '205', 'j', 'j', 'l', '319', '413', '77']
[EX A]:
0, 1, 2, 3, 4, 5, 7, 9

