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]: ['429', 'a', 'g', '7', 'j', 'd', 'y', '113']
[EX A]: 1, 2, 3, 4, 7, 9

[EX Q]: ['q', 'g', 'z', '309']
[EX A]: 0, 3, 9

[EX Q]: ['339', '55', '381', 'y', 'b']
[EX A]:
1, 3, 5, 8, 9