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]: ['41', 'o', 'm', 'h', 's', 't', '407', '445', '371', '93', '291', '457', 'r', '391', 'a']
[EX A]: 0, 1, 2, 3, 4, 5, 7, 9

[EX Q]: ['163', '291', 'm', 'z', '99', 'd', '365', 'm', '89', 's', 'e', 'q', 's', '161']
[EX A]: 1, 2, 3, 5, 6, 8, 9

[EX Q]: ['469', '355', 'h', '325', '149', 'w', 'u', '97', 'h', '47', 'j', 'h']
[EX A]:
1, 2, 3, 4, 5, 6, 7, 9