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]: ['u', 'h', 'z', '227', '497', '381', '101', '453', '5']
[EX A]: 0, 1, 2, 3, 4, 5, 7, 8, 9

[EX Q]: ['73', '199', '189', '27', 'm', '101', '61', '113', 'y', '169']
[EX A]: 0, 1, 2, 3, 6, 7, 8, 9

[EX Q]: ['419', '441', '451', '493', '495', '179', '215', 'h', '451', '177']
[EX A]:
1, 2, 3, 4, 5, 7, 9