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]: ['k', '153', '13']
[EX A]: 1, 3, 5

[EX Q]: ['299', '371', '313', '17', 't', 'q']
[EX A]: 1, 2, 3, 7, 9

[EX Q]: ['311', 'n', '95', '213', 'p', '425', '163', 'q', '7', '203']
[EX A]:
0, 1, 2, 3, 4, 5, 6, 7, 9